Select the one animal that has all of the reptile traits listed above.

 - Western rattlesnakes have scaly, waterproof skin. They can use their fangs to inject venom into their prey. Western rattlesnakes lay eggs with shells and are usually found in dry areas.
 - Thresher sharks hatch from eggs with no shells. They have a long tail and fins. They can use their tail to hit and stun their prey. Thresher sharks live in salt water.
To decide if an animal is part of a group, look at the traits of the group.
Reptiles have the following traits:
They have scaly, waterproof skin.
They make eggs with shells.
Compare each animal's traits to the group's traits. Select the animal with traits similar to the group's traits.
A thresher shark has the following traits:
It has fins, not limbs.
It makes eggs with no shells.
A thresher shark does not have all of the traits of a reptile. A thresher shark is a fish.
A western rattlesnake has the following traits:
It has scaly, waterproof skin.
It makes eggs with shells.
A western rattlesnake has the traits of a reptile. A western rattlesnake is a reptile.