Answer:
They are heterotrophs.
Step-by-step explanation:
Kingdom animalia contains animals are multi cellular (with no cell wall like plants) , heterotrophs (obtaining their energy by consuming energy releasing food substances) and eukaryotic organism. They did not contain protists and prokaryotes. Animalia kingdom have multiple cells with mitochondria & they depends on other organism for food.
They typically reproduce Sexually, they have sensory organs, the ability to move & internal digestions.