| Anaconda Non venomous constrictors snake of South America, largely aquatic but partially arboreal. it is related to the boa constrictor and of the python. Largest of the true boas , has been not known what to reach a length of 37 ft.. And have a wide girth . It is olive green with black spots and rings. It eats some birds , small mammals , and fish, which it squeezes to death before swallowing .
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