Multicellular: Muscle tissue seen in the human body
Eukaryotic: Have nucleus and specialized structures called organelles: nerve cells
Locomotion: Jellyfish are able to move due to medusa body form: cilia, legs ....
Heterotrophic: Animals must get energy sources from somewhere else (herbivore vs. carnivore)
Reproduction: Able to reproduce asexually or sexually, eggs and sperm, undignified, regeneration, splitting, etc.;
Specialization: mouth and anus seen in roundworm; homeostasis (ability to maintain internal body conditions)
Endotherm/ ectotherm: ability to regulate body temperature or they adapt to the temperature outside
