Immediately it should be noted that the expression “sounds of animals and birds”, which is often used among even professionals, is not quite accurate. Animals are a Kingdom made up of many species, including classes of birds and mammals.
Sometimes the concept of “animals” includes only mammals, which does not correspond to the biological classification of species. Many living organisms are able to communicate with the help of sounds. In this case, the functions of sounds are considered on the example of mammals and birds. Sounds made at a time of danger.
These are sharp, jerky and very loud screams. And they can be designed not only for members of its pack. In the forest animals can be issued piercing cries, denoting the emergence of something dangerous for all. For example, squirrels, chipmunks, nutcrackers, magpies can warn all the inhabitants of the people.