Phronima sedentaria - a transparent crustacean that lives in the ocean's twilight zone, known for using its claws to hollow out the body of a salp, which it uses as a home and nursery for its young.
Phronima sedentaria - a transparent crustacean that lives in the ocean's twilight zone, known for using its claws to hollow out the body of a salp, which it uses as a home and nursery for its young.