Humans nearly went extinct 70,000 years ago
Evidence found in DNA suggests that humans came close to extinction roughly 70 000 years ago. The human population at that time may have shrunk as low as 2,000. The human population at that time was reduced to small isolated groups in Africa. Today, more than 6.6 billion people inhabit the globe.
(Photo Source:http://flickr.com/photos/notjake13)
Endangered Species: Yellowstone Rabbit
A new study found that white-tailed jack rabbits were abundant in Greater Yellowstone Ecosystem, and have vanished due to an unknown reason. The disappearance of this species could be disease, extreme weather, predation or other factors.
Photo Source: www.riley.army.mil
