The term “animals” refers to living organisms that are part of the kingdom Animalia. These organisms are characterized by their ability to move, consume organic matter, and reproduce sexually. The animal kingdom is incredibly diverse, with over 1 million known species ranging from microscopic organisms to large mammals. Animals play important roles in ecosystems, serving as both predators and prey, and contributing to the overall balance of nature. Additionally, many animals have been domesticated by humans for various purposes, such as food production, transportation, and companionship.