The North American red squirrel lives a somewhat solitary life. They spend most of their days in a 50-100 metre territory foraging for pine cones and other food sources like berries and mushrooms.

And for red squirrels, the researchers say, early-life struggles could cut the animals' lifespans by roughly 14 per cent. However, all hope is not lost for those that are born into hardship.

Red squirrels commit ‘sexually selected infanticide’ when food is abundant: Alberta research By Caley Gibson Global News Posted March 15, 2018 11:00 am Updated November 3, 2022 11:20 am ...

Not according to Dr. Stan Boutin, a squirrel expert and biological sciences professor at the University of Alberta, who has been studying the species for more than 25 years.

Haines witnessed that behaviour — called sexually selected infanticide — in the spring of 2014 when she was doing fieldwork on red squirrels near Kluane National Park in the southwest Yukon.

In the UK, invasive species threatening native species include the grey squirrel, which is threatening the native red squirrel with extinction, and the Asian hornet, which kills bees. The panel of ...

A new species of flying squirrel has been found in coastal forests of the Pacific Northwest. Before now, this “new” species was thought to have been the already-known northern squirrel. Brian Arbogast ...

Published: January 15, 2025 12:16pm EST 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.

Red squirrels have made a comeback in Herefordshire after three arrived at a farm's new purpose-built enclosure. The rare ...

Worryingly low levels of genetic diversity make Scotland’s red squirrels especially vulnerable to disease, a study has shown. Researchers at the University of Edinburgh said this could explain ...