How to limit the rat numbers? Train the humans
D.C.'s Rat Rangers take anyone who is interested on night time safaris through some of the Capitol's filthiest back alleys…
Alaska’s salmon-feasting bears face off in biggest Fat Bear Week ever
This year's single-elimination tournament will see 16 competitors face off, compared to 12 in past years. Officials report more cubs…
Exclusive: Meet the inaugural winner of Fat Marmot Week
Dawn was crowned fattest marmot by popular vote.
Happy, who taught researchers that elephants can recognize themselves, is euthanized
Happy, a Bronx Zoo elephant who gave researchers new insight into the animal's behavior and became the crux of a…