Cats' teeth look like needles.

Does the subject want to ask "why do cats' teeth grow something similar to acupuncture?" Pulpitis and gum problems.

1, pulpitis: pulpitis is inflammation caused by tooth infection. Cats' teeth are infected, which will destroy the pulp at the root and make the teeth sharp and painful.

2. Gum problems: The gum health problems of cats can also lead to sharp teeth. Problems such as gingivitis and gingival recession will expose more teeth and make them sharp.