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A family of largely nonpoisonous or mildly poisonous snakes comprising over 1000 species, found in North and South America, Asia, and Africa.
[L. coluber, serpent]
The largest family of snakes, widely distributed around the world; a small number with fangs at the rear of their mouths are mildly venomous.
a family of snakes in the class Reptilia. There are two subfamilies, the Colubrinae, which are aglyphous and therefore nonvenomous, and the Boiginae, which are rear-fanged but poisonous.