Primates' ancestors may have left trees to survive asteroid

When an asteroid struck 66 million years ago and wiped out dinosaurs not related to birds and three-quarters of life on Earth, early ancestors of primates and marsupials were among the only tree-dwelling (arboreal) mammals ...

Crayfish get more interesting at bigger parties, study suggests

In many North American lakes, a tiny clawed creature has become a big bully. The invasive rusty crayfish roams lakebeds, snapping up snails, bivalves, and water plants, cutting off food supplies for native crayfish and other ...

Rattlesnakes may like climate change

When it comes to climate change, not all organisms will lose out. A new Cal Poly study finds that rattlesnakes are likely to benefit from a warming climate.

Poison frog tadpoles can survive (almost) anywhere

A group of researchers from the University of Jyväskylä and Stanford University were part of an expedition to French Guiana to study tropical frogs in the Amazon. Amphibian species of this region use ephemeral pools of ...

The evolution of good taste

Does evolution explain why we can't resist a salty chip? Researchers at NC State University found that differences between the elemental composition of foods and the elemental needs of animals can explain the development ...

Sticky fingerprints reveal true origins of honey

DNA testing Australian honey can reveal where it was produced and its main floral sources, according to research published today by Australia's national science agency, CSIRO, and partners at the University of Melbourne and ...

The buck stops where? Research records longest-ever deer distance

Why did the deer cross the road? According to research from the University of New Hampshire to keep going and going and going. Researchers have discovered the longest distance ever recorded by an adult male white-tailed deer—300 ...

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