The least chipmunk has five dark stripes running down its back and one dark stripe across its eyes – a giveaway that the animal you’re looking at is indeed a chipmunk. On other striped ground ...

Golden-mantled ground squirrels are bigger, but not by a lot, about 9 to 12 inches long compared to a chipmunk’s 7.5 to 8.5 inches. Ground squirrels are also a bit heavier and have a shorter tail.

At the 2017 U.S. Open? Well, it's thirteen-lined ground squirrels. Doesn't sound super interesting, admittedly, but it actually kind of is, because these little critters look a lot like chipmunks.

At the same time, however, chipmunks are food for many bigger predators. Weasels easily go down their burrows and so will some snakes. And hawks, bobcats, foxes and feral cats also eat them.

I broadened Nathanson’s question out to be chipmunks and ground squirrels. Ground squirrels caught my eye last spring during the lockdown period for the pandemic when I saw a 13-lined ground ...

The chipmunk is a very common ground squirrel that is found throughout North America and parts of Asia. There are 25 species of chipmunk in North America and one species found in Asia.

Chipmunks (genus Tamias) and golden-mantled ground squirrels (genus Spermophilus) are members of the huge squirrel family of rodents Sciuridae. They are placed with marmots and prairie dogs in the ...

Flesh-eating squirrels which hunt down and devour voles have been spotted for the first time in the wild. Until now, squirrels were thought to be primarily vegetarian, cramming their cheeks full of ...

Thirteen-lined ground squirrels resemble chipmunks on steroids. They're about the same length as a chipmunk — 10 inches from tip of nose to tail — but can be double the weight.

But now, across the U.S., people are observing the behavior in squirrels and chipmunks. And they’re sharing those observations, and their photos of it, widely online.