It is obvious that all living beings sleep, and many people even do not even think about the cause or function of sleep patterns. Because sleep is such a natural thing in life. However, there are many factors related to people's sleeping style. Non - human animals have developed their sleep patterns so that they can live better. Not all animals have the same lifestyle, so they do not sleep at the same time. Each of them each has its own average sleeping time and matches their lifestyle.
The sleeping pattern of animals evolves over time - animals that have undergone sleeping or predator attacks developed a way to protect themselves during sleep, as animals are less likely to transmit that gene. For example, while sleeping, Hill holds his hand or protects a puppy and wraps with seaweed while sleeping. Likewise, cows and sheep sleep in herds. Evolution theory biologists speculate that predation and fear for predators will affect the development of interspecies sleep patterns. Carnivores tend to sleep better than herbivores. A short-lived seed like a lion takes a short sleep regardless of day and night and catches the food when you can eat it.
One of the biggest animal phenomena in the world is to group a number of birds into one group to sleep together. This public sleep group is called "habitat". There are lots of things like crows, robin, ostrich, blackbird, swallow, and bluefin. Most people do this only outside the breeding season. We also eat a few species like ostrich. Other people like Heron rampant spread from these gathering places and feed alone. Crow's habitat is mainly autumn and winter. The number peaks in winter and then declines at the beginning of the breeding season (usually in March). Every crow seems to join the area in the winter habitat and even in the breeding crows. Most of the breeding crows sleep on their territory during the breeding season but then enter the habitat