Insects do not survive the winter?

Over the same young caterpillars of this butterfly did not survive the winter - are dying from the cold. Many small insects, larvae, caterpillars, eggs, overwintering in shallow cracks and crevices of the bark, eat tits, and of the deeper cracks extract nuthatches, woodpeckers, and pikas. From the black woodpecker - Zhelnov and great spotted woodpecker are not always save and shelter under the bark of standing on the vine dead or dying tree. Under the bark of stumps and fallen trunks wintering reliable: the snow will cover shelter, making it inaccessible for a woodpecker, but the snow and warmer. Under the fallen leaves and moss, insects found sheltering shrews and mice, and in late autumn and will find some birds. Many insects die in the winter, not only from cold but from the enemies. Earthworms leave for the winter deep in the ground, getting to the ice layer. Terrestrial snails hiding under moss, stones, under fallen tree trunks, under the board. River mussels and bezzubki burrow into the ground and lie motionless throughout the winter, tight snapping their bivalve shells.