Explanation:

- Option 1: Lion

- The lion is an emblem of power and strength historically, but it is not the national heritage animal of India.

- Option 2: Horse

- Horses are significant in history and culture, but they are not designated as a national heritage animal.

- Option 3: Tiger

- The Bengal tiger is India’s national animal and symbolizes the country's wildlife wealth.

- Option 4: Elephant

- Elephants are vital to Indian culture and play important roles in various traditions, but they are not the national heritage animal.