Mammals with Claws:
* Carnivores: Most carnivores, like lions, tigers, bears, cats, dogs, weasels, and foxes have claws. These are used for hunting, defense, and climbing.
* Primates: Some primates, like monkeys, have claws, but most have nails.
* Rodents: Most rodents have claws for digging, climbing, and holding food.
* Insectivores: Insectivores, like shrews and moles, have claws for digging and catching prey.
* Xenarthrans: Xenarthrans like armadillos and sloths use their claws for digging and climbing.
* Marsupials: Many marsupials, like kangaroos and wombats, have claws.
Mammals without Claws:
* Cetaceans: Whales and dolphins have flippers, not claws.
* Sirenians: Manatees and dugongs have flippers, not claws.
* Proboscideans: Elephants have trunks, not claws.
* Perissodactyls: Horses, rhinoceroses, and zebras have hooves, not claws.
* Artiodactyls: Cows, pigs, deer, and sheep have hooves, not claws.
A few exceptions:
* Some primates, like aye-ayes, have claws on their middle fingers, which they use to tap on trees and locate insects.
* Some bats, like the vampire bat, have claws on their thumbs, which they use to cling to their prey.
Let me know if you have any other questions!