1, the swallow's tail is like scissors, which can keep balance.
The peacock's tail is like a fan, which can control the flight.
The monkey's tail is like a stick, which can keep balance.
Cow's tail is like a whip, which can kill mosquitoes.
The role of the tail:
The long tail of the bear mouse also has its wonderful use. When bears and mice jump high, they have to straighten their backs, hind legs and tails to jump. When crossing a tightrope, it also keeps its balance with its tail, just like an acrobat walking a tightrope with a long pole in his hand.
Birds use their tails as flying machines. The bird has long and wide feathers on its tail. When these feathers are unfolded, they can rotate flexibly like fans, and it is easy to master the flight direction. The bird's tail plays the role of rudder in flight, which is called "universal rudder"