For the first time, DNA tools have successfully pinpointed the geographic origin of shark fins sold dried in markets to satisfy the demand for shark fin soup, a Chinese delicacy.

Toronto Animal Services sent staff to help care for dozens of needy animals at the Toronto Humane Society that was temporarily shut down over the weekend. But that has not slowed down pet adoption - people are just going elsewhere.

Blind, nearly hairless, and looking something like toothy, plump, pink fingers, naked mole rats may rank among nature's most maligned creatures, but their unusual physiology endears them to scientists.

Amphibians, for years considered a leading indicator of environmental degradation, are not uniquely susceptible to pollution, according to a meta-analysis to be published in Ecology Letters.

Dutch farmers are ready to start commercially milking rabbits, pending authorization from European authorities.

Dubbed the "flying frog," this unusual amphibian uses its webbed feet as an aid while gliding through the air.

Hammerhead sharks' distinctive T-shaped heads give the predators human-like vision, according to a new study.

Charles Darwin's On the Origin of Species, published 150 years ago Tuesday, opened the book on our evolutionary past, which has since been traced by scientists back to fossil apes.

Shrinking sea ice may be to blame for recent polar bear cannibalism incidents in Canada. Eight cases of adult polar bears eating bear cubs and other bears near Churchill, Manitoba, have been reported. Four of the cases were reported to Environment Canada

The "Cancun [Mexico] Tigers" are kept in 12-foot cages, sitting in their own feces, with little or no interaction. They often drink water covered in algae bugs, and rotten food. Pepe, the owner, refuses to allow a veterinarian to examine his tigers;