"Octopuses have three hearts – Two pump blood to the gills, while one pumps it to the rest of the body. When an octopus swims, the heart that delivers blood to the body stops beating."
"Sharks have been around for over 400 million years, while trees appeared around 350 million years ago."
"Lightning can reach temperatures up to 30,000 Kelvin (53,540°F or 30,000°C)."
"Charles Osborne of the U.S. had hiccups continuously from 1922 to 1990."
"Dolphins have names for each other – They use unique whistles to identify each other, much like humans use names."
"There’s enough gold in Earth’s oceans to coat the planet – It’s estimated that there are around 20 million tons of gold dissolved in Earth’s oceans."
"Sloths can hold their breath for up to 40 minutes, while dolphins can only hold their breath for about 10 minutes."
"The moon is drifting away from Earth ! It moves about 1.5 inches (3.8 cm) farther from our planet each year."
"The long spiral tusk of a narwhal is an elongated tooth that can grow up to 10 feet (3 meters) long."
"Otters hold hands so that they don’t drift apart when they fall asleep in the water!"
"Some species of worms, like the planarian, can regrow their heads and other body parts if they’re cut off."
"A group of owls is called a “parliament” – The term reflects their solemn, wise reputation in various cultures."
"A blue whale’s tongue weighs as much as an elephant."
"A day on Earth is not exactly 24 hours… It’s actually 23 hours, 56 minutes, and 4 seconds, known as a sidereal day."
"Known as the “Elk Cloner,” it was a harmless prank, but it marked the beginning of the digital virus era."
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Classic Simpsons reference
That’s exactly right!