Did you know that one species of jellyfish is immortal? It can revert back to its child state after having become fully mature, and therefore never dies.
Did you know that a snail can sleep for three years at a time?
Did you know that elephants have a specific alarm that means ‘human’?
Did you know that the male gentoo and Adelie penguins “propose” to females by giving them a pebble? (SO ADORABLE!!!)
Did you know that adult lions pretend to be hurt by the bites of their young to encourage their strength? (parenting 100)