That's why this caiman is going for the big attitude - it's often enough to surprise a predator and give the caiman a chance to escape. But there's more to this caiman than just its approach to life.
Dwarf caimans are amongst the most remarkable of all crocodilian species.
Look at the incredible, sharp scutes running down the neck and back. Together with P. palpebrosus , these three species are amongst the smallest of all crocodilians.