Correct Option
The correct option is (b).
Explanation
The Amazon Basin is renowned for its extraordinarily rich biodiversity, hosting the largest collection of living plant and animal species in the world. The rainforest supports a complex ecosystem with distinct avian, aquatic, and terrestrial fauna.
Statement-wise Analysis
- Statement 1 is Incorrect. Toucans are iconic birds of the Amazon Basin. They are characterized by their oversized, colorful bills and are widely distributed throughout the rainforests of South America. Other common birds in this region include hummingbirds and macaws.
- Statement 2 is Correct. The Amazon River system is the natural habitat of the Piranha, a freshwater fish known for its sharp teeth and carnivorous (flesh-eating) diet.
- Statement 3 is Incorrect. Tapirs are large, herbivorous mammals found in the Amazon region. They primarily browse on leaves, fruits, and berries. They are distinct from Anteaters, which are the primary ant-eating animals found in the same geographical area.
Key Takeaway: The Amazon Basin fauna includes Toucans (birds), Piranhas (carnivorous fish), and Tapirs (herbivores), while Anteaters are a separate species specialized in consuming insects.