Life was pretty nice during the Ediacaran, so the need for sex was rather limited,” Emily Mitchell, a paleozoologist at the ...

The way that Earth's first animals reproduced held back life's diversity for millions of years, until stress and competition ...

The U.S. Department of Agriculture confirmed the presence of the New World screwworm in Texas. Here's how the parasitic fly ...

Birds do it, all right. And they're perfectly happy to fly solo. New research suggests that we should welcome birds to the ...

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BWANJEBE, Uganda — Mark of the Nyakagezi gorilla group captivated our attention for a full hour doing nothing more than lying around and eating a late breakfast. Mark’s adorable, yet-unnamed ...

There are creatures on this planet that consistently remind us how little we actually understand about life. The ocean is full of them. Yet every so often, a discovery surfaces that genuinely stops ...

A horse’s whinny is a distinctive and instantly recognizable sound, which the animals use to communicate with each other and express emotions. But this unique vocalization has long puzzled scientists, ...

This is read by an automated voice. Please report any issues or inconsistencies here. NEW YORK — Horses whinny to find new friends, greet old ones and celebrate happy moments like feeding time. How ...

Some animals are capable of parthenogenesis, a reproductive process in which females produce offspring without fertilization. This phenomenon has been documented in reptiles, sharks, birds, and ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. How someone treats animals can quietly reveal who they are at their ...