Nudibranchs

Nudibranchs (NEW-dih-bronks) come in a variety of different shapes and sizes. They can be thick and flat, or long and short. Some are brightly colored, while others are dull. Nudibranchs range in size from 0.25 to 12 in (6 mm to 31 cm) and can weigh up to 3.3 lbs (1.5 kg)