How do frogs, snakes and turtles make it through the winter months in places that see blankets of snow, iced-over lakes and sub-freezing temperatures year after year? AdvertisementCellar DwellersA lot of reptiles and amphibians undergo periods of extreme seasonal inactivity. \" Wood frogs bury themselves under a thin blanket of leaf litter on the forest floor and then remain dormant for up to eight months. Every autumn, wood frogs bury themselves under a thin blanket of leaf litter on the forest floor. An \"antifreeze chemical\" in the bloodstream keeps the critter alive when the majority of its body water turns to ice.