This is the time of year people start running into more critters. Many of these animals are considered seasonal because they disappear during the winter months. Snakes are one of these animals and they tend to give people the creeps, but there is really only one snake – the rattlesnake – that can be dangerous to humans. In most cases, seasonal animals like snakes and insects are very beneficial to humans. Dave explains why, in this episode of Walk on the Wild Side!