
Cougar
The quiet jumper with a hundred nicknames.
Cougar vs Rattlesnake
Tonight's science rumble is set in a sunny arena with a splash pool nobody is allowed to hog. No snacks were harmed.
Cougar
Puma concolor
Also called puma, panther, and mountain lion. Same cat, many nametags.
Deer are favorite. Also raccoons, hares, and whatever the neighborhood offers.
Rattlesnake
Crotalus atrox
A new rattle segment is added each time they shed.
Mice, rats, rabbits — small warm snacks of the desert.
Who do YOU think wins?

Rattlesnake
A desert alarm clock with a noisy tail.