gharial or gavial or indian fisht eating crocodile gavialis gangeticus

wildlife water visible turtle tortoise toad throat teeths teeth snake serpent sanctuary row river resting reptiles reptile rare open numbers nature national mouth low lizard list iucn iuc internal indian india gharial gavialis gavial gangeticus frog fresh fisht fauna endangered eating crocodile critically chambal animal amphibians amphibian alligator zoology zoological life science biology biological nursery conservation madhya pradesh uttar rajasthan