The aim of the project is to present the most common characteristic behaviors of dogs and cats, which carry important information about their current emotional status. The project describes how to correctly recognize the signs sent to us by our pet. Dogs and cats, as the most popular companion animals, communicate with us primarily through voice and body language. As their guardians, we do not always know them and are able to interpret them correctly. In addition to the characteristic sounds, such as growling or purring, they give us signals in the form of signals, such as licking, cudling the ears / tail, heckles go up. In order to establish a correct and strong emotional bond with a hairy friends, you need to learn to recognize the signals it sends to us.