Giraffe is the animal with bottom teeth.
The lizards have to adapt to the environment to survive. The lizards may have always ate flies/lizards but once they reached the environment that produced opposite of their eating habits, they altered their eating habits. The lizards' adaptation will give them the ability to survive within the said environment that produce certain foods.
Sponges have medicinal properties due to the presence of microbial chemicals that may control viruses, bacteria, tumors and fungi. They even look rather nice, and some species are helpful to humans when dried and put to use in the kitchen and bathtub.Up to 99% of the world's animal species are invertebrates.
Touching a hot pan and yanking your hand away--That is nervous system.
Going through puberty is controlled by the pituitary gland.
jumping up and down is controlled by the muscular system.
Breathing harder during a jog is controlled by the respiratory system.
Getting energy to sit through class by eating cereal and a banana is controlled by digestive system and muscular system.
hope it helps