• Any member of the Boidae a family of medium to large, non-venomous, constricting snakes.
• Any member of the Boinae a subfamily of boid snakes.
• Any member of Boa a group of boid snakes.
• Any member of the Bolyeriidae a.k.a. Round Island boas, a small family of non-venomous snakes from Mauritius and nearby islands.
• Any member of the tropidophiidae a.k.a. dwarf boas, a family of non-venomous snakes found in Central America, South

There are many different familes of snakes. Pythons, boa constrictors, rat snakes, garters, grass snakes, flying snakes, rattlers, vipers, blind snakes, asps, wart snakes, sunbeam snakes, etc.

Snakes of the subfamily Natricinae are usually regarded as water snakes.

male snakes..

No snakes are herbivores.