In the rainforests of New Guinea and the Solomon Islands lives a small species of lizard that could make even the Hulk envious with its unusual trait: Its blood is bright toxic green–a feature that is ...

Captive animals sometimes need a transfusion, but the typical approach to blood banking isn’t practical for zoos and aquariums. One veterinarian is testing a solution.

Inside a subzero freezer at a Northern California pet hospital sit rows of carefully labeled bags of fresh frozen plasma. Each pouch could save a pet’s life: a retriever that ingested poison, a corgi ...