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A cat's tongue looks like a sand paper, that is due to the four types of papillae namely Filiform papillae, Foliate papillae, Fungiform papillae, Circumvallate papillae.
In the pig, as in most mammals, these are located in fungiform papillae on the tip of the tongue, and foliate and vallate papillae on the back of the tongue. ... As a result of this, the pig tongue has three to four times more taste buds than the human tongue.
Papillae
Papillae are ridges found on your tongue. Taste buds are found within papillae your tongue. There are several types of papillae but it seems you only need to know the difference between the two.
The rough hair-like material on a cat's tongue are called papillae. The papillae help cats groom themselves, eat and drink.
PAPILLAE
The type of papillae on the tongue is the gustatory kind. That means that they have the sense of taste. This includes salty, sweet, sour, or bitter. This information is combined with the sense of smell to combine in our experience of food.
papillae
Papillae.
papillae
Found on the tongue
taste buds