Monthly Archives: November 2014

Program Aims to Increase Red Squirrel Population

Arizona’s endangered Mount Graham red squirrels will soon get a new lease on life with a captive breeding program that is designed to increase their numbers and protect the species. Less than 300 of the squirrels are living in the wild. The Mount Graham red squirrels are a subspecies that has been separated from other…

Researchers Study How Arctic Ground Squirrels Prepare for Hibernation

Researchers from the University of Toronto discovered that Arctic ground squirrels, both male and female, have levels of androgens, including testosterone and other male hormones, in their bodies that are 10 to 200 times those of other ground squirrels during the summer. The androgens are produced by the adrenal glands on top of their kidneys.…