The black rat (Rattus rattus) is one of the world's most common rat species. It is also known as the house, roof or ship rat and is found throughout Africa, Asia, Australia, Europe and the Americas.

An excellent climber, black rat snakes frequently lounge in trees ... is a nonvenomous, semiaquatic species native to the southeastern United States, thriving in swamps, rivers and lakes.

The milk snake is harmless. The largest species in New York is the black rat snake, reaching lengths of eight feet! These largely black-colored snakes are found primarily along cliffs and rocky slopes ...

The Galápagos Rail has returned after conservationists removed wild cat and rat populations that had driven out the bird ...

"It was remarkable to discover a domesticated sheep from the Bronze Age that was infected with LNBA plague. This gave us an ...