An undercover video shot at an Iowa pig farm shows workers hitting sows with metal rods, slamming piglets on a concrete floor and bragging about jamming rods up into sows' hindquarters

Major changes to rules on shark finning are needed to preserve the health of the world's shark populations, conservationists say.

Food shortages have forced Scotland's seabirds to attack and kill chicks from neighbouring nests, experts have found.

Hunters are killers, plain and simple. Let us not mince words. Hunters try to justify their violent pastime, but whatever they say to the contrary, hunting is the premeditated, cold-blooded killing of innocent animals. The object of the hunt is to kill

Almost half the world's primate species face extinction according to a new report by the International Union for Conservation of Nature's Primate Specialist Group. Here's a look at some of the most threatened in a TIME photo essay.

The whale is perhaps the most mysterious animal known to man. For centuries it inspired awe and fear, and was hunted for its oil, blubber and whalebone. Now it is a symbol of an ecological threat, a barometer for a world out of kilter.

Everett visits the hospital once a month and always tries to bring a new animal to mix things up. She says she enjoys giving the children a bit of excitement during their hospital stay and helping them get their mind off their illness

A wireless measuring system, consisting of sensors and transmission units, helps to keep livestock healthier with a minimum use of resources. Gone are the good old days when farmers knew

The green polar bears had sparked concern amongst visitors in Japanese Zoo about whether the animals were sick or carrying mould

Trial has begun for a baseball player-turned-actor accused of brutally killing a cat in a jealous rage after complaining that his ex-girlfriend cared more for the furry feline than she did for him.