A popular idea suggests a link between big brains and a rich social life, but octopuses don't fit the pattern, which suggests ...

I n the darkest depths of the ocean, a battle has been unfolding for millions of years: whales versus squids. Both animals ...

An octopus showing an unusual outburst of liveliness was caught red-tentacled at the Alabama Aquarium, as it apparently decided to annoy a fish that was minding its own business. The amusing scene was ...

Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how ...

Dinosaurs ruled the planet between 230 to 66 million years ago, although many other life forms had evolved well before their ...

Synthetic cephalopod skin could be used in architecture and computer displays as well as background-matching subterfuge ...

Now, evidence suggests that some of these spiral-shaped species did manage to persist after all. Recent analysis of ammonite ...

Ending use of animals in teaching and limiting surgery in research settings to veterinarians among suggested changes ...

The UK is moving to outlaw boiling lobsters, crabs and other crustaceans alive, framing "live boiling" as an ...

This year, at least six animal and insect species moved to the Extinct category of the IUCN Red List of Threatened Species Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE ...

From an elusive jaguar to an industrious beaver, photographers captured iconic animal moments around the world. While monitoring the burrow of a rare giant armadillo in Brazil’s Atlantic Forest, ...