Choose the word which is different from the rest.

The answer is D. Lion.

A seal, scorpion, and fish are all animals that live in water. A lion is a mammal that lives on land.

A seal is a marine mammal with a streamlined body, flippers for limbs, and a thick layer of blubber. It is found in both the Arctic and Antarctic oceans.

A scorpion is an arthropod of the order Scorpiones. It is characterized by a narrow, segmented body with a long, segmented tail, ending in a stinger. Scorpions are found in tropical and subtropical regions around the world.

A fish is an aquatic vertebrate animal with gills, fins, and scales. It is found in both fresh and salt water.