Do you find that all living beings need the same kind of food?

No, all living beings do not need the same kind of food. They have different food requirements. Depending on their food requirements, they are classified as:

1) Herbivores: Animals that eat only plant or plant products. Examples- cow, horse, rabbit, etc.

2) Carnivores: Animals that eat other animals. Examples- lion, tiger, etc.

3) Omnivores: Animals that eat both plants and animals. Examples- dog, cat, crow, etc.