A look at how cats always land on their feet; how butterflies create their beautiful wings; how tiny hummingbirds fly in the rain; a subterranean mammal may hold the secret to longevity.
A look at why cows are always chewing; exploring if rhinos have a sensitive side; what's the loudest animal on earth; why star-nosed moles have such weird noses; why rattlesnakes release their prey.
A look at how sheep dogs wrangle sheep; why moths are attracted to flames; why turtles cry; why sea otters bond with stones; why roosters crow before dawn.
A look at how hamsters stuff so much into their cheeks; why camels have humps; exploring whether alligators have a secret supersense; why pigeon wings are so noisy.
A look at how dogs know when someone is sick; why octopuses have blue blood; which animal makes the most amazing nest; exploring whether elephants really never forget; how cicadas make so much noise.
A look at how kangaroo moms churn out so many joeys; why spiders don't get stuck in their own webs; how foxes find water in the desert; what the secret is to the chameleon's perfect strike rate.
A look at how furry koalas keep cool in the Australian sun; how elephants communicate when they're miles apart; are vultures immune to disease; and what is the secret to a frog's amazing tongue; how spiders live so long.
A look at why dogs bury bones; can elephants detect bombs; why birds sing in the morning; how sea lions are able to catch fish in the deep waters; what makes seahorses virtually indestructible.
A look at what dog barks actually mean; why sloths turn green; who the best jumper in the animal kingdom is; how sea turtles find their way back home; how diving beetles spend so long underwater.
How a lizard can literally walk on water; how hippos speed through water if they can't actually swim; how bees find nectar; jellyfish; cats' whiskers.
How owls catch prey they can't see; a theory about the proximity of rats; what makes octopuses masters of disguise; why penguins' feet don't freeze; why African wild dogs are the ultimate hunters.
How hummingbirds fly backwards; an investigation into whether cockroaches will survive the apocalypse; how dogs know when people are sad; the hagfish.
How cats detect earthquakes; how owls hunt in total darkness; how cheetahs accelerate more quickly than a car; how sea otters keep warm in icy waters; how ants heal their wounded.
How the blue whale became the biggest animal ever; why elephants have trunks; why ladybugs have spots; why some animals live a long time; why cats purr.
The intelligence of dolphins; how hyenas eat every last scrap of their dinner; how geckos defy gravity; how leeches suck blood; why some cats are afraid of water and others love it.
How squirrels find their nuts; how bees make honey; why some cobras spit; whether alligators are music lovers; whether a bug can survive in space.
A look at how thousands of bats take to the air without colliding, whether or not mice really love cheese, how cats jump so high, and why manatees are so gassy.
A look at why dogs tilt their heads, how massive humpback whales propel themselves into the air, if hippos sweat blood, why animals swarm, and why spiders jump out of their skin.
A look at how fish take a bath, how polar bears stay warm, is a pet pup smarter than a wolf, how spiders float in the air for hundreds of miles.
A look at how woodpeckers avoid concussions, why giraffes' tongues are black, how ants can survive a flood, and how octopuses squeeze into tiny spaces.
A look at how anteaters slurp up so many ants, why beavers build dams, how canines stay cool, why humpback whales sing, and why dung beetles do what they do.
A look at how dogs detect underwater targets, what makes ostriches nature's best marathon runners, how sloths spend so much time upside down without passing out, and can a pelican bill really hold more than his belly can.