Editor's note: Their iconic stripes (which start out reddish-brown and eventually turn black) are as unique as our fingerprints. Peaceful herbivores, zebras are highly social and will protect each other when possible. They’re also excellent climbers and can run up to 40 mph. All three species of zebra are endangered, so help spread the word that these brilliant beauties need protection and get some stunning Zebra wallpapers for your screens!