Philip Cox has received funding from the Royal Society. 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 ...

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 ...

Back in 2009, red squirrels were thin on the ground in Aberdeen - instead grey squirrels were a common sight in the city's trees and parks. Today the red squirrel population is thriving thanks to the ...

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 humans ...

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 ...

A collaborative study with a CU Boulder professor investigates how the risks and rewards of red squirrel reproduction is a microcosm of evolutionary patterns You’ve probably seen plenty of squirrels ...