A fox runs past the door of No. 10 Downing St. in London on Monday.
Justin Tallis/AFP/Getty Images
March 30, 2015 A fox slinked past the door of the famous London residence on Monday. A cat and a dog also appeared. Photographers captured the scene as they awaited the prime minister's news conference.
A screengrab image taken from a rare video of the Sumatran Sundaland Clouded Leopard.
March 2, 2011 A first-of-its kind video of "nature's most elusive big cat" has emerged. The Sumatran Sundaland clouded leopard was given its own distinct species label in 2007.
Researchers found that as groups of black-tailed prairie dogs and other rodents became larger, it also became easier to identify individuals.
February 22, 2011 People who love to adorn themselves with over-the-top accessories may want to thank UCLA for opening a new path to enablement. Biologists from the school have found that heightened individuality is an integral part of life in large groups of social animals.
May 21, 2010 Seen on Ian's walk home from work.
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