Every creature that has disappeared leaves behind more than just a memory they leave lessons about ecosystems, extinction ...

Over a million species of animals and plants are now hanging by a thread, more than ever before in human history, says the International Science-Policy Platform on Biodiversity and Ecosystem Services ...

MELBOURNE, Australia -- Almost 100 years after its extinction, the Tasmanian tiger may live once again. Scientists want to resurrect the striped carnivorous marsupial, officially known as a thylacine, ...