Unlike most animals’ weapons — like claws, horns or teeth — snake venom is in a perpetual race with the defenses of their prey. Snakes upgrade their venom; rodents and amphibians upgrade their ...

The animal kingdom is rich with fascinating creatures, and several of them begin with the letter “V.” Although it is not the ...

Giant mosasaurs, once thought to be strictly ocean-dwelling predators, may have spent their final chapter prowling freshwater ...

Not all animals are born small and helpless. Learn about the animals whose babies walk minutes after birth, including why and ...

Cephalopods—the class of animals that comprises octopuses and squids—are ubiquitous throughout the ocean, including in the ...

Earth is full of giants, but “longest” doesn’t always mean “heaviest” or “biggest-looking.” Some of the longest animals might ...

From a dog that 'sees with its nose' to an eagle spotting humans kilometres away, animal senses work in fascinating ways.

A small bioluminescent shark so rare that there are only two specimens in the entire world has been discovered in the Gulf of ...

A pod of Pacific white-sided dolphins off the coast of British Columbia have been observed cooperating with orcas, a ...

Not all animals are as friendly as they seem. Some may look harmless but can turn aggressive in an instant, while others ...

Many mammals deliver in minutes after long pregnancies. See which species have the quickest births to help newborns thrive.

Human interference in wildlife populations disrupts natural balance and simple solutions rarely resolve the complex tensions ...