Kissing trivia: Does kissing require tongue sticking out?

The tongue looks very ordinary, but actually consists of 8 flexible muscles, The strongest and most powerful muscles…
Squirrel Trivia:The squirrel recognizes each other by "kissing."

Squirrel Trivia:The squirrel recognizes each other by “kissing.”

Squirrels hide their food in one place every time, but they never rely on memory to find food…