
Zebra
A living barcode with a mule's kick.
Zebra vs Rattlesnake
Tonight's science rumble is set in the visitor lawn, now closed for SCIENCE. No snacks were harmed.
Zebra
Equus quagga
Zebra stripes are unique, just like tiger stripes and human fingerprints.
Grass, grass, and more grass. They are built to mow the savanna.
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.