A detailed drawing of a lion's retractile claw.

Claw

A detailed drawing of a lion's retractile claw.

Insect claw.

Insect

Insect claw.

An insect claw.

Insect Anatomy

An insect claw.

An insect claw.

Insect Claw

An insect claw.

A lion's right fore paw with the claws lifted and sheathed in the skin.

Lion's Claw

A lion's right fore paw with the claws lifted and sheathed in the skin.

Lobster claw.

Lobster

Lobster claw.

An ostrich claw.

Ostrich Claw

An ostrich claw.