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The boa or boa constrictor is native to Mexico, Central America and South America. Its habitat includes deserts, wet tropical forests, open savanna, and fields. It is a non-poisonous snake. Boas kill their prey by constriction or squeezing. They wrap themselves around their prey and squeeze to prevent the prey from breathing. They then swallow the animal whole. The boa contrictor is related to the anaconda. Play the following videos to learn more about the boa snake.