Hippopotamus milk is pink. -u/phillybookwoman

Otters have skin pockets for their favorite rocks. -u/CryoWrek

Cashews come from a fruit. The fruit is edible but apparently hard to transport long distances, so the only places you're likely to find it are where cashews are grown. -u/Pseudonymico

A Siamese cat’s fur color is dependent on its body temperature. That’s why the colder areas of the body such as the nose, paws, and tail are darker than the rest. -u/MudSlappers

Most elephants weigh less than a blue whale’s tongue! -u/Delica

Dogs can tell when your coming home by how much of your scent is left in the house if you have a daily routine. -u/babiferari

Some species of burrowing spiders keep teeny tiny frogs in their burrows to keep it free of bugs too small for the spider to get that might try to eat the spider's eggs. -u/The_First_Viking

A day on Venus takes longer to complete Than a year on Venus.. how? It simply takes longer for Venus to do one complete rotation around its own axis, than it does for the planet to rotate around the sun. -u/AmerisaurausRex

From the time Pluto was discovered until the time it was demoted from planethood, it still hadn't made one complete revolution around the sun. -u/gruenoms

From the time Pluto was discovered until the time it was demoted from planethood, it still hadn't made one complete revolution around the sun. -u/gruenoms

In Switzerland, it's illegal to own just one guinea pig; if you have any, you have to have at least two. They get lonely! -u/Dickcheese_McDoogles

In Switzerland, it's illegal to own just one guinea pig; if you have any, you have to have at least two. They get lonely! -u/Dickcheese_McDoogles

Bees tell their friends about good nearby flowers by dancing. -u/[deleted]

There's an island in Japan populated only by fluffy bunnies!! -u/Dickcheese_McDoogles

The building in the world with the most toilets is Wembley Stadium. -calibrateichabod

Pineapples are a collection of berries. -u/Ace_Shades

Pineapples are a collection of berries. -u/Ace_Shades

Giraffe tongues are black to protect from sunburn as they are out so much during the day. -u/jadiza1777

Giraffe tongues are black to protect from sunburn as they are out so much during the day. -u/jadiza1777

Horses have roughly a 350 degree field of vision around them with one of their two blind spots being in the front. Horses can't see directly ahead for up to about four feet. -u/ThePerfectSnare

Horses have roughly a 350 degree field of vision around them with one of their two blind spots being in the front. Horses can't see directly ahead for up to about four feet. -u/ThePerfectSnare

When a bee is chosen to be the new queen, they are given a special type of honey that completely changes their bodies. Kind of like how a Pokémon evolves. -u/SinusMonstrum

There's a train station in Japan that has a cat station master (currently Nitama) -u/pumpkinadvocate

Tigers have striped skin. -u/lovealwayscharlie666

It takes a little over 8 minutes for the light from the Sun to get to earth. -u/arcant12

There are more stars than there are grains of sand on all the beaches in the world. -u/Canucklehead_Esq

Humans are bioluminescent and glow in the dark, but the light that we emit is 1,000 times weaker than our human eyes are able to pick up. -u/-eDgAR-

Lobsters were considered disgusting and low-class food, to the point that feeding them to prisoners too often was considered cruel and unusual punishment. Also they're basically just big sea roaches. -u/Leifur311

Butterflies smell with their feet. -u/scratchybanana

Bullfrogs never sleep. -u/luxylove916