The male Round-tailed Ground Squirrel carries his testicles well away from his body in order to lower the temperature of the sperm, which increases the rate of fertility when he breeds. The white fur reflects heat better. And size serves as a warning to less mature males.
This male Round-tailed Ground Squirrel is barking a warning to the other members of his loose-knit community that someone (me) has entered their territory.
"Yes, yes…I caught the fly. I am the one. I am the Jedi Round-tailed Ground Squirrel."
The location, Denali National Park, and the time of year, September, means one thing in the Arctic Ground Squirrel's life: fat equals survival through hibernation. I'd say this guy stands a great chance of making it through hibernation!
Though this Arctic Ground Squirrel looks as if it's back is broken the pose is completely natural for these guys.
The green background is an Arctic Ground Squirrel's paradise. Plenty of greens make fat squirrels!
This Arctic Ground Squirrel is looking totally pleased with itself. And why not? The critter has a warm roomy rock and a view that goes forever!