It’s that time of year again: PEOPLE magazine is on the search for the World’s Cutest Dog. The magazine has partnered with Pedigree for the eighth year in a row. Entries are open most of the month, ...

These gorgeous, long-tailed marine creatures—formerly known as Siamese fighting fish—have been famous for centuries for their aggressive nature, which breeders have exploited in order to fight them, ...

Venom is one of the animal kingdom's oldest and most effective weapons, providing creatures with an effective means of attack or defense. Spider venom, for example, is thought to have evolved from a ...

Southeast Asia is a hotspot for illegal wildlife trade. Nonprofits with hotlines to report trafficking produce an outsized ...

Mary Jo DiLonardo has worked in print, online, and broadcast journalism for 25 years and covers nature, health, science, and animals. While animals like the cheetah and peregrine falcon show off their ...

Every year, as the seasons change, billions of animals embark on journeys to find food, to get to better habitats or to breed. They migrate in groups and as individuals, flying, swimming, crawling and ...

The sprawling Black Beauty Ranch, in East Texas, takes its name from the classic 1877 novel. Narrated by a horse, "Black Beauty" encouraged readers see the world from an animal's point of view. "The ...

From baboon to box jellyfish, here are 25 animals beginning with the letter B ...

Fast animals get plenty of attention for their incredible feats of speed. But what about animals that move at a slower pace? "We definitely are programmed to think that speed is good," said James ...