Group the following animals into two groups based on any feature other than those discussed in the chapter

Group the following animals into two groups based on any feature other than those discussed in the chapter - cow, cockroach, pigeon, bat, tortoise, whale, fish, grasshopper, lizard.

Terrestrial Animals:

1. Cow - Grasses, Leaves
2. Cockroach - Insects
3. Pigeon - Insects, Grains, Seeds, and Fruits
4. Bat - Winged insects, bugs, fruits, and leaves
5. Tortoise - Leaves, vegetables, and fruits
6. Grasshopper - Grasses, leaves
7. Lizard - Insects, worms, and chopped fruits and vegetables

Aquatic Animals:

1. Whale - Small fish and many other large animals
2. Fish - Worms, insect larvae