Habitat , Feeding and Movement

They live in quiet or stagnant ponds and are an essential part of the food chain.Paramecium feed on algal scum and other microorganisms, and other small organisms eat them.The paramecium cannot change its shape like ameba because it has a thick outer membrane called the pellicle.

Connection to humans and special features

paramecium can also live in human bodies , and some can cause illness. The inside of a paramecium is a jelly-like fluid called protoplasm.Bits of food and other materials float around in the protoplasm.