There are dozens of species of snakes in the Triad, but which are friends and which are foes? An environmental specialist ...

Common brown (dekay) snakes, black rat snakes & black racers can be hard to ID. Here’s how to tell them apart. Non-venomous NC snakes that can look like a baby copperhead | Raleigh News & Observer ...

Only five black rat specimens were identified from samples after 1760, and just two samples out of 108 showed black rats occuring after 1800. Meanwhile, brown rat samples proliferated over the ...

In much of the eastern United States, it’s not uncommon to spot a snake slithering through the leaves, crossing a trail, or ...

Brown rat droppings are dark brown and tapered at the ends, while black rat droppings are curved. Mouse droppings are black and can be mistaken for those of rats or cockroaches.

Why the brown rat “steamrolled” over the black rat “remains a completely open question,” Guiry says. One leading theory is that the brown rat’s aggressive nature and larger size helped ...

Shipping networks across the Atlantic “essentially functioned as rat superhighways,” and one species took over the East Coast in only a matter of decades. Here’s how the lowly brown rat came ...

Shipping networks across the Atlantic “essentially functioned as rat superhighways,” and one species took over the East Coast in only a matter of decades. Here’s how the lowly brown rat came ...

Shipping networks across the Atlantic “essentially functioned as rat superhighways,” and one species quickly took over. Here’s how the lowly brown rat came to lead the pack.

Rat and human lives have long intersected, but there's relatively little research about them. Thanks to advances in genomics and paleoarcheology, a lot more study may be on the horizon.

A full-grown black rat, when desperate, can jump three feet horizontally and make a vertical leap of two feet two inches, and a brown rat is nearly as spry. They are greatly feared by firemen.

By LAURA UNGAR | AP Science Writer. Brown rats are the undisputed winners of the real rat race. New research suggests that they crawled off ships arriving in North America earlier than previously ...