Recently not only wolf attacks but also snake bites became very often. The specialists of the sphere spoke about the reasons of this phenomenon. Specialist of crawlers Karen Martirosyan pointed out that snakes usually are not the attackers, they only defense themselves. According to specialists it is possible to differ poisonous snakes from not poisonous ones: the scale of poisonous snakes covers the whole body, and the scale of not poisonous ones finishes near the neck. Nevertheless one should avoid touching snakes in any case.