This decline is partly due to the superior adaptability of the greys (Sciurus carolinensis). Red squirrels seldom do much harm, though they can damage trees. The usually charming grey squirrel can ...

In 2003 former Tuskegee Airman and pioneering Black journalist Chuck Stone wrote “Squizzy the Black Squirrel,” about a Philadelphia boy who bonds with a black squirrel in Fairmount Park. Squizzy was ...

Robin Donovan is a freelance journalist based in Portland, Oregon, where she writes about life sciences, oceans and more. This article is part of an occasional series in which Nature profiles ...

Through another series of experiments with tadpoles and green anole lizards (Anolis carolinensis), the team showed that amphibians and reptiles also inherited their gill and ear structures from fish.

HARRISBURG, Pa. (WHTM) — In 2001, a wildlife rehabilitator named Christy Hargrove decided squirrels deserved a little respect. So she founded National Squirrel Appreciation Day, which takes ...

A third subspecies, the Delmarva Fox Squirrel, Sciurus niger cinereus, once existed in southeastern Pennsylvania, but nearly went extinct. It has recovered, but only on the Delmarva Peninsula ...

The strong innate fear response shown by laboratory rodents to predator cues could provide powerful and innovative tools for pest management. Predator cues are routinely used to induce fear and ...

From mammals and reptiles to insects, birds, and fish, North Carolina is teeming with animals and wildlife. Among the many rodents found in the state, the grey squirrel proudly holds the title of the ...

This vocal mimic is a backyard favorite across North America, famous for its cat-like mewing calls and ability to copy the songs of over a dozen other birds. The Gray Catbird is a slender, ...

A nimble acrobat of North American forests, this small but fierce visitor to backyard feeders defies gravity by walking headfirst down tree trunks, searching every crack and crevice for tasty insects.