South Africa is reversing a 13-year-old ban on killing elephants to reduce a growing population. Animal groups are outraged. Warning: graphic imagery.

Fast-growing and aggressive fish tend to jump at fishers' bait, and fishers tend to keep them, leaving slower-growing fish to repopulate the waters slowly, scientists say.

As flames consumed a third of Lake Nakaru National Park, critically endangered rhinos, buffalo, impalas, and other animals "panicked."

The move to cull the "threatened" animals as part of a population-control regime has outraged animal rights groups.

An activist uses a video camera to expose what many would consider a grisly illegal wildlife trade in Myanmar. Warning: graphic imagery.

Potentially new bird species that lived alongside the dinosaurs 65 million years ago are among a trove of fossils unearthed on the Chatham Islands, researchers announced.

Safety measures were installed after an escaped tiger killed a boy and injured two other visitors before being shot down by police on Christmas Day.

A pregnant tiger leaped from a boat, flames seared a U.S. embassy and shot from a missile-launching cruiser, the moon turned red, and more.

The eyelike markings on the wings of butterflies and moths are instead meant to scare off predators with their outrageous colors and patterns.

Scores of invasive rats on islands are hunting many seabird species into oblivion, a new study says.

Wolves in the region are "thriving" and are ready for states and local tribes to manage their populations, federal officials announced.

Introduced rats are attacking seabird nesting colonies, eating eggs, and in some cases killing adult birds on hundreds of ocean islands, a new study says.

Grasshoppers, crickets, and water bugs are snack foods in Northern Thailand, where international nutrition experts are meeting this week to discuss and promote insect eating.

A type of hormone signals the Asian swallowtail caterpillar to mimic black-and-white bird droppings and later a green leaf, scientists have found.

Deep in Antarctica's murky waters, scientists have found new, bizarre creatures that grow to abnormally large sizes.