The collar bone of a human.

Clavicle

The collar bone of a human.

The eel has a long snakelike body.

Eel

The eel has a long snakelike body.

the herring is a member of the Clupeidae family.

Herring

the herring is a member of the Clupeidae family.

The mackerel have forked tails and are fast swimmers. Theylive in the open ocean.

Mackerel

The mackerel have forked tails and are fast swimmers. Theylive in the open ocean.

Snakes belong to the group known as Squamata.

Snake

Snakes belong to the group known as Squamata.