Explanation:

Blue-finned Mahseer is found naturally in the Cauvery river.

The Irrawaddy dolphin is a critically endangered species. It is found near sea coasts and in estuaries and rivers in parts of the Bay of Bengal and Southeast Asia. In India, it is found in Lake Chilika and not the Chambal river. The gangetic dolphin is found in the Chambal River.

Rusty Spotted Cat is one of the world's smallest feline. In India, it was long thought to be confined to the south, but records have established that it is found over much of the country. It was observed in eastern Gujarat’s Gir National Park, in Maharashtra’s Tadoba-Andhari Tiger Reserve and along India’s Eastern Ghats.