"Gemsbok have long, straight horns, are adapted to desert environments, and can go for long periods without water."

"Bats are the only mammals capable of true flight; many species navigate and hunt using echolocation."

"Basilisk lizards are famous for their ability to run across the surface of water for a short distance, earning them the name 'Jesus Christ lizard'."

"Rattlesnakes have a rattle made of keratinous rings at the end of their tails, which they vibrate rapidly to make a warning sound when threatened."

"Hyenas have powerful jaws and are both scavengers and efficient predators; spotted hyena societies are matriarchal."

"Male markhors have unique, spirally twisted horns; they are the national animal of Pakistan."

"Scallops can swim short distances by rapidly clapping their shells to propel themselves with water jets; their shells have radial ribs."

"Many parrot species are known for their ability to mimic human speech and other sounds."

"Addax have long, spirally twisted horns, are extremely adapted to desert life, and are critically endangered."

"Hagfish are primitive jawless fish that can produce copious amounts of slime for defense and feed on carrion or invertebrates."

"Duck feathers are highly waterproof, thanks to oil secreted by a gland near their tail."

"Prairie dogs are highly social burrowing rodents that build complex underground 'towns' and communicate through barks."

"Moths are typically nocturnal, many are attracted to light (phototaxis), and they are more diverse in species and form than butterflies."

"Jumping spiders prey on insects with their excellent jumping ability and acute vision; they do not build webs and are active hunters."

"Flatfish are flattened, with both eyes on the same side of the body; juvenile fish have symmetrical eyes, which later migrate."

"Moles are skilled at digging underground tunnels, feed on earthworms and insects, have reduced vision but keen senses of touch and smell."

"Raccoons have very dexterous front paws and often 'wash' their food by dipping it in water, hence their name."

"Coral reefs are formed by the calcium carbonate skeletons secreted by thousands of tiny coral polyps."

"Snow leopards are adapted to high, cold mountain life, with thick fur and long, thick tails for balance and warmth; they are elusive."

"Pigeons have excellent navigation skills, able to use the Earth's magnetic field and the sun for direction."