Scent roll! It’s when a coyote (or other canid too!) finds a smelly thing and rolls onto it.
The most I study canine anatomy, the more coyotes make me laugh. They are so flexible sometimes, you can barely tell where the bones might be.
If you like seeing my sketches, just a reminder to check out my Patreon! I post many exclusive sketches for as little as $1 a month =)