Cats have a third eyelid, the nictitating membrane. This is usually closed if the cat is sick, or is sleeping. read more
Grasshoppers are insects with two pairs of wings and long hind legs used for jumping. They are different from katydids and crickets in that they have short antennae that do not reach very far back on their bodies. Grasshoppers are colored to blend in with their environment. read more