Fins

Sharks are killed for their fins.

After their fins have been removed, the sharks are thrown back alive into the ocean.

Fish have gills and fins.

The car had the requisite tail fins that you would expect from that era.

Fish use their fins as oars.

They cut the fins and tossed back the remainder of the living shark in the ocean.

The opah's fins are crimson, and its large eyes are encircled with gold.

Many a night she stood by the open windows and looked up through the dark blue water which the fish were lashing with their tails and fins.

Ziri cleaned the fins of his air conditioner.

The first steps on dry land were made by fins, not feet.