Consider the animals in this week’s readings that are radially symmetrical. Choose one animal that is radially symmetrical and discuss how its lifestyle
is different from that of bilaterally symmetrical animals.
An animal with radial
symmetry could be divided into equal portions from the center. An animal with radial symmetry really has
no right and left side or head and rear end. Radial symmetry is ideal for
animals that do not move, so they can reach into their environment on all
sides. Consider the starfish as an example of radial symmetry. It can reach out in all directions to gather
food for that mouth