Another important group are the edentates,
to which the armadillo and anteater belong.
Amphibians are also well represented with tree frogs,
including the colorful poison-arrow frogs, so called because
the indigenous used and still use their toxins on the tip of
Reptiles are numerous with many snakes inhabiting the forests.
The mighty anaconda is the queen among them, growing to
several meters and are found near rivers and lagoons.
Crocodiles are represented by the caimans.
Another area which is very rich in species are the waters of
the rainforest, where you find more species of fish like in a
comparable area of the open oceans. Pirañas, stingrays, huge
catfish and electric eels are among the more interesting ones.