(PhysOrg.com) -- Researchers in the US studying the behavior of black-tailed prairie dogs at a local zoo have discovered they behave differently, kissing and cuddling each other more when people are watching ...

Biology - Plants & Animals

Feb 17, 2011 4.6 / 5 (16) 3 |

The legendary "man-eating lions of Tsavo" that terrorized a railroad camp in Kenya more than a century ago likely consumed about 35 people--far fewer than popular estimates of 135 victims, according to a new ...

Other Sciences - Archaeology & Fossils

Nov 02, 2009 4.7 / 5 (3) 0