cockroaches are insects that have lived on earth for more than 320 million years. there are more than 3,500 types of them.
cockroaches have a flat, oval body that is black or brown. they have long powerful legs and can run very fast.
they are found nearly everywhere. some kinds live outside, but others live indoors alongside humans. they like warm dark areas in homes, offices, ships, trains, and even airplanes.
they are related to crickets. these insects use the long antennas on their heads for feeling through dark places.
they are considered among the most hated household pests. humans get rid of cockroaches with common poisons and traps.
spiders, frogs, toads, lizards, and birds 