The twins were born to a 22-year-old female named Mafuko, who lost her own mother to armed individuals. The extremely ...

The natural world is full of animals that seem to defy logic, blurring the line between reality and imagination. Some look ...

A large-scale analysis of 117 mammal species found that preventing reproduction is associated with longer lifespans, suggesting a strong link between reproductive activity and life expectancy. Why do ...

A common parasite expands across species by abandoning sex, boosting short-term spread while risking long-term collapse.

Killing the protected animals may be the only way to stop them from eating too many of the Pacific Northwest’s endangered ...

Most people think of moths as small insects fluttering across porch lights, but some species greatly challenge that image.

The homesteading pros at Gold Shaw Farm predict how the goose will likely reproduce on their farm.

A team of researchers studied the effects of heat on the survival and reproduction of Missouri treehoppers. "This is more of ...

Animals that can change their sex naturally might sound surprising at first, but in nature, it is simply another survival ...

One of the world’s rarest whale species is having more babies this year than in some recent seasons, but experts say many ...

Researchers at the University of Arizona have received a nearly $3 million grant from the National Institutes of Health to study the impact of phthalates on women’s fertility.

Learn how jellyfish and sea anemones are changing what we know about the evolutionary purpose of sleep.