Grey squirrels prefer to make a den in a tree cavity to hole up in during the winter. They may even share a den with other squirrels to stay warm. If more permanent housing is unavailable, ...

Although gray squirrels use tree cavities as den sites, leafy nests known as dreys also are constructed. A drey is about the size of a basketball and is virtually always placed high in the limbs ...

The Eastern gray tree squirrel, or Sciurus carolinensis, has been so spectacularly successful that it is often considered a pest. The International Union for Conservation of Nature includes the ...

A squirrel's long, bushy, grizzled, gray tail is its most prominent feature. In addition to its use as a stabilizer for scampering, climbing and leaping from tree to tree, as a blanket to wrap ...

It was an upper-respiratory infection that pretty much took out all the gray tree squirrels and rabbits. I lost two bunnies to it. About three years ago, I began to start seeing gray squirrels ...

The Western gray squirrel is the largest tree squirrel in the state. It’s being threatened by wildfires and habitat fragmentation. Courtesy of Jennifer Becar with the Washington Department of ...

Western gray squirrels are the largest tree squirrel native to the Northwest. They’re gunmetal gray and have long, bushy tails. Environmental groups praised the commission’s decision.

It was somewhat smaller than a red tree squirrel, and its tail was not quite as bushy. I have never seen a black tree squirrel before, although I have lived here for 75 years. I have seen gray ...

Five gray tree squirrels in Wisconsin were found with their tails hopelessly knotted together, requiring some help from a wildlife rehab. Jason Daley - Correspondent. September 18, 2018.

The western gray squirrel is one of three native tree squirrels in Washington state, and it has been in decline since the late 19th century, according to the status review.