The Amazon crocodilian is a majestic creature that inhabits the Amazon rainforest. This fierce predator is often referred to by various synonyms like the black caiman, the spectacled caiman, the babilla or the yacare. These synonyms help in identifying the crocodilian species and their distinct characteristics. The black caiman is known for its black color and the ability to grow longer than other caimans. The spectacled caiman derives its name from the bony plate that forms a spectacle-like pattern on its head. The babilla and yacare are commonly used names for the caiman in Central and South America. These synonyms help to describe the Amazon crocodilian in different languages and cultures.