Which category does the tiger belong to?
Carnivores
A carnivore is an animal that eats only other animals as food. Such strict carnivores are called obligatory carnivores and are predators (they hunt).
e.g. Lion, Tiger, Hyena etc.
Heterotrophic animals that feed on the plants are called herbivores as they get their food directly from plants. Animals that eat both plants and animals are called omnivores.