Protists are classified by how they move, some have cilia or flagella, but the amoeba has an unusual way of creeping along by stretching its cytoplasm into fingerlike extensions called pseudopodia. The word "pseudopodia" means "false foot". When looking at amoeba under a microscope, an observer will note that no amoebas looks the same as any other, the cell membrane is very flexible and allows for the amoeba to change shape. Amoebas live in ponds or puddles, and can even live inside people.