Read More: Rediscovered Hula Painted Frog 'Is a Living Fossil' "A species of frog that was recently rediscovered after being declared extinct has been reclassified as a 'living fossil'." The Rediscovered Hula Painted Frog Is a Living Fossil "Amphibian declines are seen as an indicator of the onset of a sixth mass extinction of life on earth." Coelacanth "The primitive-looking coelacanth (pronounced SEEL-uh-kanth) was thought to have gone extinct with the dinosaurs 65 million years ago." Vanishing Species Makes Astounding Comeback Under Combined Action of Local Government and Conservationists "The reemergence of the endangered Huemul deer (Hippocamelus bisulcus) marks a momentous achievement by local governments and conservationists worldwide." Detecting an Increase in an Endangered Huemul Hippocamelus Bisulcus Population Following Removal of Cattle and Cessation of Poaching in Coastal Patagonia, Chile "The conservation of threatened species poses many challenges but through cooperation and pooling of resources, individuals and organizations can work together to achieve better results." Endangered Species Act (ESA): Watch More: Endangered=DOOMED: Mmmm, Neanderthals: Slow Mo Yo-Yo: