Crayfish have claws to help it grip onto the sand or maybe even their prey. Crayfish have claws to help it grip onto the sand, and maybe fight of its predators. They are also used to hold onto its food.
No.
The claws that birds have
Claws help in catching, holding, and eating food. They protect the birds from their enemies. They help the birds in walking, swimming, climbing, and perching. Perching birds like the crow, sparrow, and mynahs have long, slender claws. ... These kinds of toes help the birds to hold the branches of trees firmly and they can even sleep while perching. Birds use their feet and claws in walking, climbing, holding food, swimming, and perching. Birds use their claws for self-defense also. The shape of their feet and claws depend on their food habit.
to have sex
Yes, all birds have them.
Claws
Birds don't have thumbs they have claws which help them in eating and walking.
Birds of prey have the strongest claws. They use them for picking up prey. Eagles have the strongest claws of all bird of prey. Owls are a close second in the most formidable claws category.
Birds use both their beaks and their claws for nest building.
The talons of a bird are its claws.
true
Yes.