What kingdom of organisms is characterized by having sensory organs, movement, and internal digestion?
plants
bacteria
fungi
animals
Animals not only have specialized cells. Most animals also have tissues and organs. In many animals, organs form organ systems, such as a nervous system. Higher levels of organization allow animals to perform many complex functions. What can animals do that most other living things cannot? Most animals share these characteristics: sensory organs , movement , and internal digestion . All of them are illustrated in Figure below .