Many types of mammals, invertebrates and amphibians sleep through the coldest months. Some species, like hedgehogs, truly hibernate. Others, such as frogs, enter a state of torpor from which they rouse easily to look for food or stretch.
Find out how to make your garden bee-friendly in autumn.
Gardeners can help by ensuring garden wildlife has somewhere cool and dry to rest undisturbed until spring - here are 10 things you can do to help get wildlife through the winter.
Take care if paying a visit to your loft in winter, as you may disturb hibernating bats, ladybirds or butterflies.