In the case of mammals, the best-studied group of animals, the fossil record indicates that the “background” rate of extinction, the one that prevailed before humans entered the picture ...

Elk fell into extinction in the UK over 3,000 years ago ... This top carnivore is a pack animal, with wolves hunting together in groups to take down larger prey, like deer. Although the Eurasian ...

Should we bring extinct species back to life? Sometimes whole species of animals or plants become extinct due to the changes in their habitat, predators or disease. But over the last 500 years ...