How and where do birds sleep in winter and at other times of the year

How and where do birds sleep in winter and at other times of the year? Where do they hide from strong winds, rain, snow, as well as from birds of prey and animals?
0:00 A hearty dinner for sound sleep
0:45 When and where do owls sleep
1:42 When the owl flies out to hunt
2:49 How an owl and owls find their prey
3:06 How gray crows sleep
3:25 How hawks sleep
3:54 Coniferous trees for rest and sleep
4:24 Where birds sleep in the city
4:40 Night thrushes in the bush
5:36 What to feed a blackbird
6:53 Thorns on sleep protection
7:05 Who sleeps underground
7:29 Where ducks and other waterfowl sleep
8:02 Night reeds for swallows and starlings
8:20 Where the wintering starling sleeps
8:34 Who sleeps under the snow
9:11 How much energy do you need to keep warm
9:50 How birds save heat while sleeping
11:05 Where doves and jackdaws sleep
11:30 Where the magpie sleeps
11:50 Duplo - night hotel from woodpeckers
12:44 How woodpeckers sleep - together or apart
13:53 Hollows for sleeping titmouse
14:10 Where the owl sleeps
14:13 Why do I crawl clay
14:52 Why a taphole of 30-35 mm is safer
15:09 Who spends the night in a titmouse
17:13 Where the sparrows sleep