Rats exist on every continent except Antarctica, but where else do they brazenly help themselves to rubbish amid the diners ...

On the two-hour foray through lower Manhattan, guests learned how the Norway rat — a misnomer, as they hail from Asia, Reisman explained — hitched a ride here on Hessian ships in the late 1700s.

Key Points Rats are common where food, water, and shelter are easy to find. Signs of rat activity in your yard include holes 2 to 4 inches in diameter, rat droppings, and partially eaten fruits and ...

The same experiment with Brown Norway (BN) rats would require only a few extras, because at this age there is little mortality in the BN rat, whose 50% survival age is 32 months.

Invasive species don't stop evolving themselves. Consider the infamous brown rats of New York City, which have evolved longer noses and shorter upper molar t ...

Joseph Mitchell writes about New York’s rats, whose population increased during the Second World War, and speaks to various experts about the creatures’ habits and the difficulties of ...

Sexual behavior and sex preference in animals and humans are shaped by complex interactions between the brain and hormones during early development. One critical factor is exposure to androgens (male ...

When banker Sam Brown takes the reins at Fuzzy Friends from founder Betsy Robinson, one of his first tasks will be a $5M fundraising campaign to expand the rescue's facility.

You have a few options when it comes to appropriate housing for rats, and each has its pros and cons. In terms of size, the general rule is the bigger, the better. As a general guide, a 10-gallon ...

Katie Paterson, a Scottish artist known for deeply research-based works, continues her universal explorations with two shows ...

EXCLUSIVE: Motorsports and basketball. Indianapolis has become a mecca for those activities as the home of the Indy 500 and the Pacers (who came up just short of winning the NBA crown this year). In ...

Norway rats The humble Norway rat is one of the few animals to not only help other members of its species, but remember who has helped them, reciprocating the aid.