Red squirrels have been replaced over a large part of Great Britain by the non-native grey squirrel, introduced from North America in the late 19th century. Today, the British population of red ...

This, the Adjidaumo of Longfellow’s celebrated poem Hiawatha, is the voice of the Adirondack’s brooding forests. The red squirrel’s appearance varies seasonally. The paler, reddish to olive gray coat ...

Stan Boutin has climbed more than 5,000 spruce trees in the last 30 years. He has often returned to the forest floor knowing if a ball of twigs and moss within the tree contained newborn red squirrel ...

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The Mount Graham red squirrel continues its climb back from the brink, seven years after a wildfire nearly wiped it out. The endangered rodent’s numbers have jumped by more than 61% over the past year ...

Grey squirrels are an invasive, non-native species introduced from North America to sites in Great Britain and Ireland between 1876 to 1929. They out-compete the native red squirrels and multiply ...

Of the four types of squirrels that live in my neighborhood only the red and gray squirrels have been visiting the feeders. Chipmunks, the smallest members of the squirrel family, aren’t around in the ...