★The first computer mouse was made of wood.★There are more possible iterations of a game of chess than atoms in the observable universe.★A blue whale's heart is roughly the size of a small car.★The smell of rain has a name: petrichor.★A rhinoceros' horn is made of keratin, the same stuff as hair.★The shortest commercial flight in the world lasts just 57 seconds.★Sea otters hold hands while sleeping so they don't drift apart.★A snail can have up to 25,000 teeth on its tongue.★Tigers have striped skin, not just striped fur.★Cats can't taste sweetness.★Pineapples take about two years to grow.★In Switzerland it is illegal to own just one guinea pig.★Horses physically cannot vomit.★A group of jellyfish is called a smack.★Saturn would float if you could find an ocean big enough.★A group of pandas is called an embarrassment.★A newborn panda is smaller than a mouse.★Sloths can hold their breath longer than dolphins can.★A hippo's sweat is pink.★Pigeons can recognize themselves in a mirror.
★The first computer mouse was made of wood.★There are more possible iterations of a game of chess than atoms in the observable universe.★A blue whale's heart is roughly the size of a small car.★The smell of rain has a name: petrichor.★A rhinoceros' horn is made of keratin, the same stuff as hair.★The shortest commercial flight in the world lasts just 57 seconds.★Sea otters hold hands while sleeping so they don't drift apart.★A snail can have up to 25,000 teeth on its tongue.★Tigers have striped skin, not just striped fur.★Cats can't taste sweetness.★Pineapples take about two years to grow.★In Switzerland it is illegal to own just one guinea pig.★Horses physically cannot vomit.★A group of jellyfish is called a smack.★Saturn would float if you could find an ocean big enough.★A group of pandas is called an embarrassment.★A newborn panda is smaller than a mouse.★Sloths can hold their breath longer than dolphins can.★A hippo's sweat is pink.★Pigeons can recognize themselves in a mirror.