The origin of the vertebrate skull is a topic of much debate among evolutionary biologists. Some believe that the vertebrate head has developed as a result of modification of the segmental elements of the trunk, such as the ...
Evolution
Jan 10, 2024
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31
Using data on four species of Darwin's finches on the Galápagos Islands, researchers led by McGill University have confirmed a long-standing hypothesis that species diversity evolves through adaptation to different resources.
Evolution
Jan 8, 2024
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378
An international team of researchers led by Dr. Ulrike Bauer from the University of Bristol investigated two tropical pitcher plant species separated by 4,000 km of open ocean: The Slender Pitcher Plant (Nepenthes gracilis) ...
Plants & Animals
Jan 5, 2024
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68
Because same-sex sexual behavior does not result in offspring, evolutionary biologists have long wondered how the genes associated with this behavior have persisted in the human genome, and whether they will remain in the ...
Evolution
Jan 3, 2024
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38
A marine biologist at the University of Miami's Rosenstiel School of Marine, Atmospheric, and Earth Science, has documented a case of a silky shark with a regenerated dorsal fin, after much of it was lost due to maiming by ...
Most people want to do something about climate change, but lifestyle trade-offs and a narrowing window to enact broad changes to industrial, transportation, and consumption patterns are daunting enough to make them resist.
Evolution
Dec 27, 2023
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31
Scientists investigating how Antarctica's ice sheets retreated in the deep past have turned to an innovative approach: studying the genes of octopuses that live in its chilly waters.
Environment
Dec 21, 2023
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403
A new method could be used by biologists to estimate the prevalence of disease in free-ranging wildlife and help determine how many samples are needed to detect a disease.
Ecology
Dec 18, 2023
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6
A little-known dog lineage with fur so thick it was spun into blankets was selectively bred for millennia by Native Americans of the Pacific Northwest until its rapid demise following European colonization, a study in Science ...
Archaeology
Dec 17, 2023
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34
UCLA scientists and colleagues have created a genetic source-to-destination map of the most trafficked mammal in the world—the pangolin—using samples from living white-bellied pangolins and scales from the animals confiscated ...
Ecology
Dec 14, 2023
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