Animals

Researchers have found evidence suggesting wild chimpanzees in Uganda's Kibale National Park go through menopause, shedding light on the evolution of this rare trait in humans.

The British Antarctic Survey detected cases of highly pathogenic bird flu in seabirds on Bird Island, located in the Antarctic region in the South Atlantic.

First place in the Nikon Small World photography competition was awarded to diabetes researcher for capturing the microscopic structure of a rodents eye.

A deep-sea Pacific footballfish found on Moro Beach in Crystal Cove State Park is the second of this species to wash up in recent years, but the reason behind the strandings remains a mystery.

Diprotodon dates back to the Pleistocene epoch and is a giant relative of wombats and koalas.

Nature doesn't have strict rules for cross-species coupling.

The extra legs caterpillars have appear have origins in the primitive crustaceans that insects evolved from during the Ordovician period over 400 million years ago.

Orcas have their own dialect, greeting ceremonies and even wore salmon as hats in a weird fad during the 1980s.

From sinking boats and feasting on shark livers to dining on whale tongue and tossing porpoises around for fun, orcas are displaying some fascinating — and sometimes terrifying — behaviors.

Researchers used DNA analysis and traditional knowledge to learn about an orca named Old Tom and his family's remarkable relationship with humans.