The last population of woolly mammoths was isolated on Wrangel Island off the coast of Siberia 10,000 years ago, when sea levels rose and cut the mountainous island off from the mainland.
Molecular & Computational biology
Jun 27, 2024
0
10
A type of extinct kangaroo that lived during the Pleistocene around two and a half million to 10 thousand years ago, known as the "giant wallaby," was a poor hopper, a study by scientists at the University of Bristol has ...
Evolution
Jul 9, 2024
0
310
By harnessing the power of machine learning, researchers have constructed a framework for analyzing what factors most significantly contribute to a species' genetic diversity.
Evolution
Jul 18, 2024
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110
Community assembly is shaped by four main processes: selection—fitness differences between organisms; dispersal—organisms' movement across space; drift—unpredictable variation in abundance; and diversification—new ...
Ecology
Jul 12, 2024
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0
It is widely accepted that biological interactions are stronger or more important in generating and maintaining biodiversity in the tropics than in temperate regions. However, this hypothesis has not been fully tested in ...
Plants & Animals
Jun 27, 2024
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2
Mountains are defined by their prominence, steep sides, and significant height above the surrounding regions. They harbor exceptionally high levels of biodiversity and a great number of endemic species worldwide, which are ...
Ecology
Jul 9, 2024
0
0
Four dedicated explorers—Jason Lee, Stephanie Navarro, Shareef Al Romaithi, and Piyumi Wijesekara—just returned from a 45-day simulated journey to Mars, testing the boundaries of human endurance and teamwork within NASA's ...
Space Exploration
Jul 2, 2024
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6
It is known that people have been bringing alien bird species onto islands for thousands of years, but how this has shaped the diversity of those species has just been brought to light by a study published in the journal ...
Ecology
Jul 2, 2024
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1
Ask a 10-year-old to name some extinct animals and they can usually rattle off ancient species such as the Tasmanian Tiger, Woolly Mammoth and Dodo. Some may even be able to tell you what the animals used to look like without ...
Ecology
Jul 9, 2024
0
17
Worldwide, 20% of the bacterial strains that cause typhoid fever have genetic variations in their external layer, called Vi capsule, that provide higher virulence, higher infectivity and high antibiotic resistance, Cornell ...
Cell & Microbiology
Jul 9, 2024
0
17
