Once crows leave the nest, they'll come back to visit their parents.
Octopus hearts sometimes skip a beat when they're around a potential mate.
Babies don't smile because they're happy, they smile because they know it makes their parents happy.
Istanbul has vending machines where you insert a plastic bottle and it will dispense food and water for a stray animal.
Seahorse mates have an elaborate daily greeting that includes dancing together and changing colors.
Volvo invented the three-point seatbelt, but opened up the patent to save as many lives as possible.
The Netherlands sends Canada thousands of flowers every year as thanks for help in WWII.
There is a metal band whose lead singer is an African Grey Parrot. Their name is Hatebeak.
Queen Elizabeth broke tradition after 9/11 to play the Star-Spangled Banner during the Changing of the Guard to comfort grounded American tourists.
Goldfish are made with smiles.
A Harvard doctor hypothesizes that dogs dream about their owners.
Finally, Bob Ross did the entire Joy of Painting series for free.