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Estimating the true extent of damage to exploited seafloor ecosystems: a UK case study

Some Marine and Coastal have been altered over long periods of time, resulting in a loss of knowledge of their true healthy state, new research suggests. In this UK study, researchers used historical records, samples of sediment and present-day diving surveys to reconstruct the true history of shellfish beds on the east coast of Scotland.




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Impacts of seafloor trawling extend further than thought

The effects of seafloor trawling can extend further than the immediate fishing grounds, affecting delicate deep-sea ecosystems, new research suggests. In this Mediterranean study, the researchers demonstrated that clouds of sediment from trawling reached deeper habitats, increasing water-borne sediment particle concentrations to a hundred times that of background levels.




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Emily Quinn: Male Or Female Is The Wrong Question—How Can We Rethink Biological Sex?

Emily Quinn speaks from the TED stage at TEDWomen 2018; Credit: /TED

NPR/TED STAFF | NPR

Part 1 of the TED Radio Hour episode The Biology Of Sex

Artist Emily Quinn is intersex. She's one of over 150 million people in the world who don't fit neatly into the categories of male or female. She explains how biological sex exists on a spectrum.

About Emily Quinn

Emily Quinn is an artist and activist. She worked at Cartoon Network on the Emmy Award winning show, Adventure Time. While there she partnered with interACT and MTV to develop the first intersex main character in television history. She came out publicly as intersex in a PSA alongside the character's debut. She later worked as the Youth Coordinator for interACT: Advocates for Intersex Youth.

As an activist, she speaks about intersex issues before audiences and through her YouTube channel: intersexperiences. As an artist, her most recent projects include a genderless puberty guidebook and a portrait series of intersex people that will be exhibited at medical schools across the U.S. in 2020.

Copyright 2020 NPR. To see more, visit https://www.npr.org.

This content is from Southern California Public Radio. View the original story at SCPR.org.




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Junior Miner Has Potential for 'Discovery Hole' on Mexican Prospect

Ron Struthers of Struthers' Research Report takes a look at the investment thesis for Ridgestone Mining.




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Junior Miner Explores New Copper-Silver System in Peru

The opportunities surrounding a potential district-scale prospect are outlined by Hannan Metals CEO Michael Hudson in conversation with Maurice Jackson of Proven and Probable.




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Precious Metals Premiums, the COMEX and the Macro Picture

Maurice Jackson of Proven and Probable speaks with Andy Schectman, president of Miles Franklin Precious Metals Investments, about the present situation with physical precious metals.




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New Explorer Digs Into Nevada-Based Project with 'High-Grade Potential'

Ron Struthers of Struthers' Resource Stock Report details the value proposition of Bam Bam Resources and its flagship prospect.




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Explorer in Alaska Reports New Assay Results

Maurice Jackson of Proven and Probable discusses the latest news from Millrock Resources with the company's CEO.




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A Favorite Explorer Is at a Good Price

Money manager Adrian Day reviews an exploration company that he rates a "strong buy."




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Experiments illuminate key component of plants' immune systems




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When human expertise improves the work of machines

Full Text:

Machine learning algorithms can sometimes do a great job with a little help from human expertise, at least in the field of materials science. In many specialized areas of science, engineering and medicine, researchers are turning to machine learning algorithms to analyze data sets that have grown too large for humans to understand. In materials science, success with this effort could accelerate the design of next-generation advanced functional materials, where development now usually depends on old-fashioned trial and error. By themselves, however, data analytics techniques borrowed from other research areas often fail to provide the insights needed to help materials scientists and engineers choose which of many variables to adjust -- and the techniques can't account for dramatic changes such as the introduction of a new chemical compound into the process. In a new study, researchers explain a technique known as dimensional stacking, which shows that human experience still has a role to play in the age of machine intelligence. The machines gain an edge at solving a challenge when the data to be analyzed are intelligently organized based on human knowledge of what factors are likely to be important and related. "When your machine accepts strings of data, it really does matter how you are putting those strings together," said Nazanin Bassiri-Gharb, the paper's corresponding author and a scientist at the Georgia Institute of Technology. "We must be mindful that the organization of data before it goes to the algorithm makes a difference. If you don't plug the information in correctly, you will get a result that isn't necessarily correlated with the reality of the physics and chemistry that govern the materials."

Image credit: Rob Felt/Georgia Tech




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Scientists recover the first genetic data from an extinct bird in the Caribbean

Full Text:

Scientists have recovered the first genetic data from an extinct bird in the Caribbean, thanks to the remarkably preserved bones of a Creighton's caracara in a flooded sinkhole on Great Abaco Island in the Bahamas. Studies of ancient DNA from tropical birds have faced two formidable obstacles. Organic material quickly degrades when exposed to heat, light and oxygen. And birds' lightweight, hollow bones break easily, accelerating the decay of the DNA within. But the dark, oxygen-free depths of a 100-foot blue hole known as Sawmill Sink provided ideal preservation conditions for the bones of Caracara creightoni, a species of large carrion-eating falcon that disappeared soon after humans arrived in the Bahamas about 1,000 years ago. Florida Museum of Natural History researcher Jessica Oswald and her colleagues extracted and sequenced genetic material from the 2,500-year-old C. creightoni femur. Because ancient DNA is often fragmented or missing, the team had modest expectations for what they would find –- maybe one or two genes. But instead, the bone yielded 98.7% of the bird's mitochondrial genome, the DNA most living things inherit from their mothers. The mitochondrial genome showed that C. creightoni is closely related to the two remaining caracara species alive today: the crested caracara and the southern caracara. The three species last shared a common ancestor between 1.2 and 0.4 million years ago. "This project enhanced our understanding of the ecological and evolutionary implications of extinction, forged strong international partnerships, and trained the next generation of researchers," says Jessica Robin, a program director in National Science Foundation's Office of International Science and Engineering, which funded the study.

Image credit: Florida Museum photo by Kristen Grace




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Namogoo acquires incentive paltform Personali to expand ecommerce offering

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Alexion's Buyout of Portola Pharmaceuticals Gets Investors' Blood Flowing

Source: Streetwise Reports   05/05/2020

Shares of Portola Pharmaceuticals traded 130% higher after the company reported that it has received an $18 per share buyout offer from Alexion Pharmaceuticals.

Commercial-stage biotechnology company Portola Pharmaceuticals Inc. (PTLA:NASDAQ), which focuses on blood-related disorders, and global biopharmaceuticals firm Alexion Pharmaceuticals Inc. (ALXN:NASDAQ) announced that they have entered into a definitive merger agreement for Portola to be acquired by Alexion.

The acquisition is said to provide a key addition to Alexion's diversified commercial portfolio. The report indicated that the merger agreement has already been unanimously approved each of the company's boards of directors.

The report explained that "Portola's commercialized medicine, Andexxa® [coagulation factor Xa (recombinant), inactivated-zhzo], marketed as Ondexxya® in Europe, is the first and only approved Factor Xa inhibitor reversal agent, and has demonstrated transformative clinical value by rapidly reversing the anticoagulant effects of Factor Xa inhibitors rivaroxaban and apixaban in severe and uncontrolled bleeding."

Portola's President and CEO Scott Garland commented, "In developing and launching Andexxa, Portola has established a strong foundation for changing the standard of care for patients receiving Factor Xa inhibitors that experience a major, life-threatening bleed. Andexxa rapidly reverses the pharmacologic effect of rivaroxaban and apixaban within two minutes, reducing anti-Factor Xa activity by 92 percent...Given their enhanced resources, global footprint and proven commercial expertise, we look forward to working with Alexion to maximize the value of Andexxa. With their commitment to commercial excellence, together, we will be able to drive stronger utilization of Andexxa, increase penetration and accelerate adoption in the critical care setting."

Ludwig Hantson, Ph.D., CEO of Alexion, remarked, "The acquisition of Portola represents an important next step in our strategy to diversify beyond C5. Andexxa is a strategic fit with our existing portfolio of transformative medicines and is well-aligned with our demonstrated expertise in hematology, neurology and critical care...We believe Andexxa has the potential to become the global standard of care for patients who experience life-threatening bleeds while taking Factor Xa inhibitors apixaban and rivaroxaban. By leveraging Alexion's strong operational and sales infrastructure and deep relationships in hospital channels, we are well positioned to expand the number of patients helped by Andexxa, while also driving value for shareholders."

The firms advised that "under the terms of the merger agreement, a subsidiary of Alexion will commence a tender offer to acquire all of the outstanding shares of Portola's common stock at a price of $18 per share in cash." Alexion plans to fund the purchase with existing cash on hand and the transaction is expected to close in Q3/20. The purchase is subject to approval by a majority interest of Portola's common stockholders tendering their shares along with ordinary closing conditions and regulatory approvals. The company noted that "following successful completion of the tender offer, Alexion will acquire all remaining shares not tendered in the offer at the same price of $18 per share through a merger."

Alexion is a global biopharmaceutical company based in Boston, Mass., with offices in 50 countries worldwide. The company states that it has been "the global leader in complement biology and inhibition for more than 20 years and that it has developed and commercializes two approved complement inhibitors to treat patients with paroxysmal nocturnal hemoglobinuria and atypical hemolytic uremic syndrome, as well as the first and only approved complement inhibitor to treat anti-acetylcholine receptor antibody-positive generalized myasthenia gravis and neuromyelitis optica spectrum disorder."

Portola is headquartered in South San Francisco, Calif., and is a commercial-stage biopharmaceutical company focused on treating patients with serious blood-related disorders. Specifically, the company is engaged in developing and commercializing novel therapeutics in order to advance the fields of thrombosis and other hematologic conditions. The firm listed that its first two commercialized products are Andexxa® and Bevyxxa® (betrixaban), and that it is also advancing and developing cerdulatinib, a SYK/JAK inhibitor for use in treatment of hematologic cancers.

Portola Pharmaceuticals started off the day with a market capitalization of around $609.0 million with approximately 78.5 million shares outstanding and a short interest of about 23.0%. PTLA shares opened 130% higher today at $17.85 (+$10.09, +130.03%) over yesterday's $7.85 closing price. The stock has traded today between $17.71 and $17.91 per share and is currently trading at $17.83 (+$10.07, +129.77%).

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Disclosure:
1) Stephen Hytha compiled this article for Streetwise Reports LLC and provides services to Streetwise Reports as an independent contractor. He or members of his household own securities of the following companies mentioned in the article: None. He or members of his household are paid by the following companies mentioned in this article: None.
2) The following companies mentioned in this article are billboard sponsors of Streetwise Reports: None. Click here for important disclosures about sponsor fees.
3) Comments and opinions expressed are those of the specific experts and not of Streetwise Reports or its officers. The information provided above is for informational purposes only and is not a recommendation to buy or sell any security.
4) The article does not constitute investment advice. Each reader is encouraged to consult with his or her individual financial professional and any action a reader takes as a result of information presented here is his or her own responsibility. By opening this page, each reader accepts and agrees to Streetwise Reports' terms of use and full legal disclaimer. This article is not a solicitation for investment. Streetwise Reports does not render general or specific investment advice and the information on Streetwise Reports should not be considered a recommendation to buy or sell any security. Streetwise Reports does not endorse or recommend the business, products, services or securities of any company mentioned on Streetwise Reports.
5) From time to time, Streetwise Reports LLC and its directors, officers, employees or members of their families, as well as persons interviewed for articles and interviews on the site, may have a long or short position in securities mentioned. Directors, officers, employees or members of their immediate families are prohibited from making purchases and/or sales of those securities in the open market or otherwise from the time of the interview or the decision to write an article until three business days after the publication of the interview or article. The foregoing prohibition does not apply to articles that in substance only restate previously published company releases.
6) This article does not constitute medical advice. Officers, employees and contributors to Streetwise Reports are not licensed medical professionals. Readers should always contact their healthcare professionals for medical advice.




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Episode 955 Scott Adams: Extra Cussing Tonight. Put the Kids to Bed. Close Your Windows, Get Under the Covers

My new book LOSERTHINK, available now on Amazon https://tinyurl.com/rqmjc2a Content: Hydroxychloroquine as a game-changer Winning a Pulitzer A logical back to work metric Yearly flu death numbers aren’t real Remdesivir does NOT change survival rate The FBI’s reputation If you would like my channel to have a wider audience and higher production quality, please donate […]

The post Episode 955 Scott Adams: Extra Cussing Tonight. Put the Kids to Bed. Close Your Windows, Get Under the Covers appeared first on Scott Adams' Blog.




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Amex to help cardholders save on spending amid coronavirus crisis

American Express has



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IDEX Biometrics receives certification by an additional global payment network

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IDEX fingerprint integrated into China UnionPay certified payment card

IDEX Biometrics...




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2020 Outlook Favorable for Texas Oil & Gas Company

The elements of Goodrich Petroleum that make it a Buy are presented in a ROTH Capital Partners report.




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Oil Price and WPX Energy Shares Rebound as President Trump Tweets He Expects Russia and Saudi Arabia to Reach Deal

Shares of WPX Energy traded 25% higher after President Trump tweeted that he expected a deal between Russia and Saudi Arabia to scale back oil production.




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Texas Oil & Gas Firm Achieves EBITDA, EPS Beats in Q1/20

A recap of Parsley Energy's Q1/20 performance and projections for this year and next are given in a Raymond James report.




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Extreme weather warning system improves water management

A new study indicates that water management in the Netherlands uses a reliable warning system for extreme weather, which can incorporate wind and coastal surge level forecasts, as well as precipitation forecasts.




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Mapping helps visualise complex environmental risk assessment

Scientists involved in a pan-European project to develop better methods of risk assessment say maps that show such cumulative risks geographically are easy to interpret and should be considered as practical tools for conveying risk information to decision makers and the general public.




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Particle fragments: an overlooked hazard of oil and gas exploration

Fragments of crushed rock released into the ocean during oil and gas exploration can physically bury organisms that live on the seafloor, accounting for 55% of offshore drilling???s environmental impact, according to a recent study. To allow more informed marine policy decisions, this physical impact must be recognised alongside the impact of chemicals released in drilling waste.




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???Poor gain??? from extra treatment of wastewater to remove pharmaceuticals

A recent study compared the decentralised treatment of pharmaceutical contaminants in wastewater at hospitals with centralised treatment at conventional and upgraded wastewater plants. The results suggest that additional (post) treatments may not always provide significant benefits.




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Zero Waste Index proposed for improving city waste management

A new tool to improve the measurement of waste management performance has been presented by a recent study. The researchers applied it to three high consuming cities aspiring to ???zero waste???, finding San Francisco to be closer to achieving zero waste than Stockholm and Adelaide, due to its emphasis on reusing solid waste.




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Learning from experience: an evaluation of a UK Green Infrastructure project

The development of Green Infrastructure (GI) in a UK case study has been researched in a recent study. Some issues caused by an imbalance in stakeholder power and conflicting roles played by major stakeholders were identified with the project. Stakeholder participation is central to the concept of GI and the research reiterates the importance for those implementing GI to ensure that participation is effective and balanced.




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Overexploitation of fish stocks in the Mediterranean and Black Seas

The number of overexploited or collapsed fish stocks in the Mediterranean Sea has been increasing at a rate of approximately 38 every 10 years between 1970 and 2010, a new study has shown. In the Black Sea, the equivalent figure is 13 stocks per decade, the researchers found. The study’s authors augmented traditional methods of stock assessments with a variety of other data sources on multiple fish species to give a more accurate overview of these marine ecosystems. These results should be used to improve conservation and management, they recommend.




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New combined-analysis technique explores environmental impact of European trade

The global production, trade and use of goods and services has a significant impact on the environment — and rates of consumption are rising. A new study combines two assessment methods to quantify the impact of European trade on the environment. It finds that, overall, the EU was a net importer of environmental impact from 2000 to 2010, that machinery, equipment and vehicles contributed most to the EU’s export impacts and that the EU’s trade balance (import impact minus export impact) is increasing over time. The two assessment methods complement one another well and could form the basis for future country or region-wide studies, suggest the researchers, by enabling a detailed analysis of individual steps within a product’s trade flow, while also providing a larger picture of the overall process.




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Ecological effects of deep-sea mining experiment still evident 26 years later

In 1989, researchers dragged a plough harrow across the seafloor of the Peru Basin to recreate some of the effects of deep-sea mining. Twenty-six years later, a new team of researchers returned to the site to assess whether there were any long-term ecological effects. They found that the seabed ecosystem remained disrupted, with significantly fewer suspension feeder species, such as anemones and sea sponges, than in undisturbed areas of seafloor. This suggests that deep-sea mining could cause irreversible changes to marine food webs in highly disturbed areas.




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Exploring the secrets to success in sustainable-technology demonstration projects

Demonstration projects can represent a critical intermediate step between research and development (R&D) and large-scale commercialisation; yet many involving new sustainable technologies fail. In order to map the internal and external factors that enable or prohibit demonstration projects from reaching their goals, a case study of 21 projects was conducted. Qualitative data collected from funding applications and interviews were analysed to identify key themes. Based on these findings, the study proposes a process model outlining the key activities for setting up a new demonstration project.




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Zero Waste Index proposed for improving city waste management

A new tool to improve the measurement of waste management performance has been presented by a recent study. The researchers applied it to three high consuming cities aspiring to ‘zero waste’, finding San Francisco to be closer to achieving zero waste than Stockholm and Adelaide, due to its emphasis on reusing solid waste.




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Environmental benefits of textile-reinforced concrete demonstrated

A new concrete-reinforcement system, used by the LIFE INSU-SHELL1 project, replaces steel rods with non-corrosive textile structures to reduce the amount of concrete needed in construction. This nearly halves the global warming potential of traditional steel-reinforced concrete which is the largest producer of CO2 emissions in the building industry.




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Five principles to guide knowledge exchange in environmental management

Effective ‘knowledge exchange’ - the process of producing, sharing, understanding and using knowledge - is vital to good environmental management. New research has uncovered five principles for this process which could help researchers, decision makers and other parties work together to better manage environmental change.




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Highest risk for severe oil spills from exploration and production

The risk of small or medium oil spills from ships, pipelines, storage facilities and refineries is higher than from oil exploration and production. However, the risk of severe oil spills is highest from exploration and production, according to a recent study. Furthermore, the study suggests that the Deepwater Horizon accident, the largest recorded oil spill, cannot be considered as a particularly rare event.




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Health defects found in Gulf killifish exposed to Deepwater Horizon oil spill

Sediments collected from coastal Louisiana over a year after the Deepwater Horizon oil spill in the Gulf of Mexico have been found to cause health defects in the Gulf killifish. Nearly all adult fish studied had signs of significantly altered gene function and embryos exposed to polluted sediment were less likely to hatch




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New species of extinct river dolphin discovered in Smithsonian collection

A fossil that has been in the collection of the Smithsonian's National Museum of Natural History since it was discovered in 1951 is today helping scientists piece together the evolutionary history of whales and dolphins, including the origins of the endangered South Asian river dolphin.

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  • Paleontology & Archaeology

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Elbows of extinct marsupial lion suggest unique hunting style

Scientists from the Universities of Bristol and Málaga have proposed that the long extinct marsupial lion hunted in a very unique way - by using its teeth to hold prey before dispatching them with its huge claws.

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  • Paleontology & Archaeology

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Pre-Hispanic Mexican civilization may have bred and managed rabbits and hares

Hispanic Mexican city of Teotihuacan may have bred rabbits and hares for food, fur and bone tools, according to a study published August 17, 2016 in the open-access journal PLOS ONE by Andrew Somerville from the University of California San Diego, US, and colleagues.

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  • Paleontology & Archaeology

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University of Washington paleontologists discover major T. rex fossil

Paleontologists with the Burke Museum of Natural History and Culture and the University of Washington have discovered a Tyrannosaurus rex, including a very complete skull. The find, which paleontologists estimate to be about 20 percent of the animal, includes vertebrae, ribs, hips and lower jaw bones.

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  • Paleontology & Archaeology

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High-tech imaging reveals precolonial Mexican manuscript hidden from view for 500 years

Researchers from the University of Oxford's Bodleian Libraries and from universities in the Netherlands have used high-tech imaging to uncover the details of a rare Mexican codex dating from before the colonization of the Americas. The newly revealed codex, or book, has been hidden from view for almost 500 years, concealed beneath a layer of plaster and chalk on the back of a later manuscript known as the Codex Selden, which is housed at the Bodleian Libraries. Scientists have used hyperspectral imaging to reveal pictographic scenes from this remarkable document and have published their findings in the Journal of Archaeological Science: Reports.

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  • Paleontology & Archaeology

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New tiny species of extinct Australian marsupial lion named after Sir David Attenborough

The fossil remains of a new tiny species of marsupial lion which prowled the lush rainforests of northern Australia about 18 million years ago have been unearthed in the Riversleigh World Heritage Area of remote north-western Queensland.

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  • Paleontology & Archaeology