Fun fact: Alpacas are much smaller than llamas! Their average weight is around 150 pounds while some llamas can weight up to 400 pounds!
Via DerekJWalker / GettyVia randimal / Getty
Fun fact: Opossums are found in North America while possums are most commonly found in Australia.
Fun fact: The best way to tell the two apart is by looking at their spots. Cheetah spots are solid black while leopard spots are more complex clusters of black and brown.
Via Rickochet / GettyVia stephenmeese / Getty
Fun fact: A quick way to tell seals from sea lions is to look for ears! Sea lions have small flaps for outer ears while seals have tiny holes that are only visible close up!
Fun fact: The easiest way to tell an alligator from a crocodile is by looking at the shape of its nose! Alligators have wide, U-shaped snouts while crocodiles have pointier, V-shaped ones.
Via Shongololo90 / GettyVia Denja1 / Getty
Fun fact: Both aardvarks and anteaters like to eat ants, but aside from that, they're actually really different. For one thing, anteaters are native to Central and South America whereas aardvarks are native to Africa.
Fun fact: You can tell a porpoise from a dolphin by looking at its beak. Dolphins tend to have much longer noses!
Via AlbertoLoyo / GettyVia cinoby/ Getty
Fun fact: Tortoises can't swim! Turtles, on the other hand, spend most of their lives in water.
Via birajsarkar / GettyVia Biscut / Getty
Fun fact: Because Asian elephants live in cool jungle areas, their ears are much smaller than those of African elephants.