Reaction of animals to heat and sound stimuli.

Cold: Many animals have their hair standing on end, which allows air to fill the space between their hairs, and so the animal becomes warmer.
Warmth: Animals try to hide in the shade, drink more water to cool down.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.