The red squirrel’s appearance varies seasonally. The paler, reddish to olive gray coat of summer includes a black line along each side, and creamy white or buffy underparts. In the winter, reddish ...

Scientific investigations before and during the COVID-19 lockdown in Berlin in 2020 show that urban red squirrels are extremely flexible in adjusting their diurnal activities to the presence of ...

Red squirrels, with their tufted ears and fiery coats, once filled forests from Scotland to southern England. These native creatures are smaller, more selective in their food choices, and less ...

Food booms. Red squirrels are about 11 inches long and weigh just over half a pound on average. They are known for their rust colored fur and “scolding chatter ...

They directly compete with red squirrels. Grey squirrels take a larger share of available food, steal from red squirrels' food caches and have displaced the native squirrel population in the UK and ...

Squirrels somehow know when a mast year is coming, and they increase their spring reproduction in anticipation of the food arriving in the autumn. Researchers at the Kluane Red Squirrel Project have ...

When fed peanuts, red squirrels in Britain developed weaker bites — showing that food supplements to threatened animals could have unintended side effects.

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 ...

Scientific investigations before and during the COVID-19 lockdown in Berlin in 2020 show that urban red squirrels are extremely flexible in adjusting their diurnal activities to the presence of ...

Gray squirrels in the U.K. may soon be given oral birth control medication in an attempt to keep the invasive species at bay, as part of a government plan.. Gray squirrels, the common bushy-tailed ...

The population of endangered Mount Graham red squirrels has increased slightly — by a mere two animals — from an estimated total of 272 squirrels in 2013 to 274 this year, state wildlife ...

Red squirrels that gambled more reproductively outperformed their more cautious cousins, ... “If the predictability of a food boom is reduced and squirrels can no longer forecast the future, ...