Africa animal mammal quadruped zebra camel coat desert egypt saddle sand seated sitting white dinosaur extinct herbivore herbivorous horns model plates reptile science Stegosaurus tail brood clutch eggs hatch hatchling nest Triceratops african appearance baboon canine-teeth distinctive female grey-brown hamadryas-baboon highly-organised monkey multileveled-society old-world-monkeys omnivore papio-hamadryas primate sacred-baboon social social-grouping unique zoo dominant male adult alert observant relaxed relaxing Asia beast bos-taurus bovine Bristles brown cattle cloven-hooved common cow cud-chewing dairy-cow domesticated fawn grazer hair head hide individual livestock nature nose nostrils quiet ruminant snout solitary texture textured textures Ungulate whiskers control Ears eating eye folds grass grazing greenery landscape leg moving neck plants rural-area weeds