The state bird of Tamil Nadu is the:

Emerald dove
Great hornbill
Indian peafowl
Jungle fowl

The state bird of Tamil Nadu is the Great Indian Hornbill. It is a large, colorful bird with a long, curved beak. The Great Indian Hornbill is found in forests throughout India, and it is considered to be a sacred bird in many cultures.

The Emerald Dove is a small, green dove that is found in forests throughout Southeast Asia. It is a shy bird that is difficult to see, but it is known for its beautiful green plumage.

The Indian Peafowl is a large, colorful bird that is found in forests throughout India. It is a popular bird in captivity, and it is known for its beautiful plumage and its loud call.

The Jungle Fowl is a small, brown chicken that is found in forests throughout Southeast Asia. It is a wild ancestor of the domestic chicken, and it is known for its aggressive behavior.

The Great Indian Hornbill is the correct answer to the question “The state bird of Tamil Nadu is the: Emerald dove / Great hornbill / Indian peafowl / Jungle fowl”. It is a large, colorful bird with a long, curved beak. The Great Indian Hornbill is found in forests throughout India, and it is considered to be a sacred bird in many cultures.