Acacia trees in Africa communicate with each other. They emit gasses to alert other trees to produce the toxin tannin, which protects them from hungry animals.
100 Mind-Blowing Protects Facts
Neil Armstrong’s hair was sold in 2004 for $3,000. The lucky buyer, John Reznikoff, holds the Guinness World Record for the largest collection of hair from historical celebrities, reports NBC. But Armstrong’s lawyers threatened to sue Marx Sizemore, the not-so-lucky barber who cut the former astronaut’s hair; they said he violated an Ohio law that protects the rights of famous people. Sizemore said he wouldn’t pay, and Reznikoff said he wouldn’t give back the hair but that he’d donate $3,000 to charity.
Sharks can “blink” and “wink”. Sharks are generally perceived as scary (Thanks, Jaws.) but they can wink quite a charm. The nictating membrane covers and protects a shark’s eyes and – in doing so – gives it a blinking or winking appearance.
Pubic hair lives for about 3 weeks long. Pubic hair also indicates if the human body is ready for reproduction. It also protects the genital area during reproduction.
An octopus has rectangular pupils. This is mainly due to their exposure to daytime lights. The rectangular pupil protects their eyes from the glare of the sunlight.
Polar bears have black skin, which helps them absorb heat from the sun to stay warm in an Arctic climate, and it likely protects the bears from harmful UV rays.
In the wintertime, reindeer grow their facial hair long enough to cover their mouths, which protects their muzzles when grazing in the snow. Beard-os!
Reindeer beards? In the wintertime, reindeer grow their facial hair long enough to cover their mouths, which protects their muzzles when grazing in the snow.