A lot of animals like Bears hibernate for winter which is not sleep the do in fact stop moving to save the layer of fat they made by eating a lot more then usally eaten by them and they heart rate drops significantly.
Althourgh animals like rabbits(and also hares moles)Survive by burrowing deep underground to escape the cold snow and wind and rain.
Bird's (that can fly)will migrate (or fly)to warmer places to stay But it's harder to do when there is a chance that storm's could get in the way.
In antartica animals like polar bear or penguins have thick fur or coats that are water proof so they can swim in the cold water.
Wolves get food from animals like deer which have hooves and have a hard time runing in snow making them an easy target.
Bunnies will sometimes cuddle up togther to keep warm.
To sleep animals with noses' that a furless will curl into a ball and cover there noses' in there fur coved nose or tail.
Seal and walrus have a thick layer of fat (more commonly called blubber) that is used to kepp them warm.
Cocodiles(like all reptiles)are cold blood so there will lay in water with there snout up so when the water freezes there nose is up so the cocodile can still breath.
In winter wild rabbits diet starts to consist of more leaves instead of the usual grass but, they still nore on sticks to keep there (never stop growing) teeth from getting to long.
Wild and domestic (pet) rabbits will lie in a ball and keep ears down as thier ears let heat out if they wee up more of that heat would escape and there for be useless to them.
Zombie wood frogs find a safe place and let themselves freeze (as seen below).
Bears are omnivores but amrican brown bear usally eat salmon which is harder to get in winter as all the bear population is claming spots and there is less salmon swiming in the open.
After the mating season ends mouse will shed antlers.
In winter wolves fur rapidly grows to keep them warm.
Not all bears hibernate althrough most do.
When hibernating animal need to get fat and the energy will keep them alive while they lay motionlessly so there heart rate drops and they use less energy at once or in a certain time
Rabbits in colder climates (and times)will rest near trees to blend in have protection from trees a example is on the left.
Winter is possible the hardest time of all for reptiles as they have no control over there body temperature(more commonly know as being cold blooded).
Bady bears (or cubs) are born during hibernation so feed of the hibernating mum bear.
Summer is easier for reptiles as they don't creat natural body heat and to cool of they swim.
Pig will roll in mud and use it as sun cream although some use salt (or ocean) water.
Some elk pee in muck water and use it as sun cream (eww).
Elephant babys take 2 years to be born so the mum has to survive 2 summer autums winter and spring with a baby.
Wild pups like to play fight to strenghen themselves by play fighting.
Dogs ears act as a unbrealla to the sun.
In the summer snakes move sideways so that only two body parts touch the ground at the same time.
Scorpions slow their metabolic rate, allowing them to hibernate while awake.
Cape ground squirrel use their tail as a parasol.
Koala lie on trees as they're cooler.
Most water bird (like geese) can wipe a water like substance on their feather to make them water proff.
Giant kangaroo rat don't need water and don't sweat as it waste valuabe water
Desert animals usally have big ears to block of sun.
alot of desert animals can store water for along times water is rare in wild desert.
pompiei worms can survive earths hottest conditions.
Fennec foxes ears are half the size of their body.
Scorpions can go a year without food.
African pyxie frogs can hibernate underwater in muscus sacs for years.
As rabbits ears are a heat source if they point them up heat can escape so they don't get to warm.
Dogs breath is hot so panting keeps them cool.
Dogs sweat on their paws and on thier ears.
Some animals can store water for weeks(for a examle the average human can day about 3 days) and no camels don't have humps full of it(their humps are bits of fat).
Sand geese can store water in their feathers.
Lioness hunt while pregnant althrough leave when giving birth.
Lion cubs are born blind.