1)Includes organisms that are heterotrophic and eukaryotic.
2)They are multi cellular lacking cell wall.
3)They are dependent on plants directly or indirectly.
43)Show holozoic mode of nutrition.
5)Follow a definite growth pattern and grow into adults that have a definite size and shape.
6)Higher forms exhibit elaborate sensory and neuromotor mechanisms.
7)Most of them are capable of locomotion.