Show plant that catches its food the common bladderwort an aquatic plant not only defends itself against insects and animals but catches worms and fish tor its food I 1 As it boata underneath the surface of the water its leafy branches spread out in all directions its leaves are covered with little oval bladders filled with air and at one end of each blad der is a cavity which leads into the mouth below inside the bladder Is a small trap door which opens when pressure is put on it A small worm or a small fish can enter this door but they can never come out |