Dr. Hrdy also praised the Canadian study for capturing the phenomenon so convincingly among the red squirrels. “It’s really, really hard to observe infanticide in the wild,” she said.

A squirrel’s survival, and the survival of its pups, could depend on the food storage habits of a dead squirrel it’s never met, according to new research from the Kluane Red Squirrel Project.

EDMONTON — Scientists from the University of Alberta have discovered male red squirrels kill the offspring of their male rivals in years when there’s a lot of food. The research project, published ...

North American red squirrels are the only squirrels that hoard food in nests that can last for decades, a study has found You can save this article by registering for free here. Or sign-in if you ...

The researchers monitored the complete life cycle of red squirrels near Kluane National Park in the southwest Yukon from 1987 through 2013 via regular live captures and other reproduction tracking.