He committed another crime while on probation.

This sanctuary plays a crucial role as a habitat for endangered species.

She was raised by an overprotective mother.

She was raised by overprotective parents.

The amnion plays an important role in protecting the fetus.

The ophthalmologist diagnosed me with uveitis.

Cats close their nictitating membrane when they are surprised.

The serous membrane covers many organs in the body.

The cere of this bird is very brightly colored.

The hymen is a part of the female reproductive system and can break under certain circumstances.