The correct answer is B. Black Buck is a deer.
A black buck is a medium-sized antelope found in the Indian subcontinent. It is the only member of the genus Antilope. The black buck is a graceful and elegant animal with a long, slender body and a pair of large, pointed ears. It is typically black in color, with a white belly and a black stripe running down its back. The black buck is a herbivore and its diet consists of grasses, leaves, and fruits. It is a social animal and lives in herds of up to 50 individuals. The black buck is an important part of the Indian ecosystem and plays a vital role in seed dispersal and pollination. It is also a popular game animal and is hunted for its meat and hide.
The other options are incorrect because:
- A goat is a domesticated ruminant mammal of the genus Capra, closely related to sheep.
- A butterfly is a large insect of the order Lepidoptera, characterized by large, often brightly colored wings.
- A bird is a warm-blooded, feathered vertebrate animal that has wings and can fly.