Big turtles cry. On the sandy shore you can see a turtle with tear-stained eyes. But this does not mean that she is upset about something, so the turtles get rid of the sand that gets in the eyes. You can also find a crocodile in tears. However, crocodile tears are just a way to get rid of excess salt in the eyes.
The octopus turns white with fear. The octopus is able to change its color very quickly when frightened or angry. It also mimics by adapting to the color of the bottom.
Oysters often change their gender. Born into a male, the oyster eventually becomes a female in order to lay its eggs. Then she becomes a male again. Moreover, the warmer the water, the more often the oyster can change its sex.
Going to lunch, a female hippopotamus finds a nanny for her baby. Each herd of hippos has a kind of kindergarten where females and cubs graze. The hippopotamus is a very caring animal. When leaving her baby for a while, the mother will make sure that her baby remains under the supervision of other females.
Antifreeze is present in the blood of skinks. The water skinks (lizards) that live in the highlands of Eastern Australia wake up from hibernation and get out of their burrows when the ground is still covered with snow. Antifreeze in their blood allows them to lead an active lifestyle even at temperatures of two degrees below zero Celsius.
Crocodiles can climb trees. Young crocodiles are excellent tree climbers and often rest on the branches. Snakes can jump. The viper living in Central America, attacking its prey, is able to jump to a height of up to a meter.
The Harpy Eagle loves to eat breakfast with monkeys. Harpy is the real king of predators in the forests of South America. It has rather short wings, which allows the eagle to fly freely between the branches of trees and preys on monkeys, which have always been its main food.
After bathing, the starlings wipe their feathers on the sheep. Starlings, like other birds, usually dry their feathers by shaking and flapping their wings, but Scottish starlings have been seen on sheep, on whose skins they wiped themselves as if on towels.
Swifts fly on the fly. At sunset, swifts take off to a great height and sleep on the fly, and at dawn they descend closer to the ground.