Almost every animal has a tongue, And EVERY mammal has a tongue.
No animal truly sweats from its tongue, but some animals do pant to cool themselves in place of sweating. One animal that is known for this is a dog.
Hind leg, flank, back leg, or rear leg.
I think chameleon or anteater have the longest tongue......
Crocodile
Snake.
Dog
Crocodiles.
crab
Dog
Everyone's tongue is in their mouth even an animal and it is always wet.
First you have to sedate the animal then brudh the tongue with a brush and paste.