What are 10 animals that help humans?

Many animals play essential roles in assisting humans, including dogs, which serve as service animals and companions; horses, used in therapy and transportation; and bees, which pollinate crops. Cats help control pests, while dolphins are utilized in therapeutic settings. Elephants have been employed in logging and heavy lifting, and birds, like pigeons, have historically been used for messaging. Additionally, goats aid in land management by grazing on weeds, and llamas are effective guard animals for livestock.