★Scotland's national animal is the unicorn.★Avocados are toxic to most animals except humans.★There's a species of jellyfish that is immortal.★A group of ferrets is called a business.★Snakes can help predict earthquakes.★Most 'silver' spoons are actually made of stainless steel.★A hippo's sweat is pink.★Hot water freezes faster than cold water. This is called the Mpemba effect.★The first oranges weren't orange, they were green.★Banging your head against a wall for one hour burns 150 calories.★A blue whale's heart is roughly the size of a small car.★It is physically impossible to hum while holding your nose.★Bees can recognize individual human faces.★The smell of rain has a name: petrichor.★The shortest commercial flight in the world lasts just 57 seconds.★A day on Jupiter lasts only about 10 hours.★Rats laugh when tickled.★Dolphins have names for each other.★A cloud can weigh more than a million pounds.★Cows have best friends and get stressed when separated.
★Scotland's national animal is the unicorn.★Avocados are toxic to most animals except humans.★There's a species of jellyfish that is immortal.★A group of ferrets is called a business.★Snakes can help predict earthquakes.★Most 'silver' spoons are actually made of stainless steel.★A hippo's sweat is pink.★Hot water freezes faster than cold water. This is called the Mpemba effect.★The first oranges weren't orange, they were green.★Banging your head against a wall for one hour burns 150 calories.★A blue whale's heart is roughly the size of a small car.★It is physically impossible to hum while holding your nose.★Bees can recognize individual human faces.★The smell of rain has a name: petrichor.★The shortest commercial flight in the world lasts just 57 seconds.★A day on Jupiter lasts only about 10 hours.★Rats laugh when tickled.★Dolphins have names for each other.★A cloud can weigh more than a million pounds.★Cows have best friends and get stressed when separated.