Do leeches bit or suck

What kind of roles to social insects have? Are roaches crustaceans? What kind of eggs do insects lay? Do computer viruses go away if you leave your computer off? Do Praying mantis pinch? What brings cockroaches? Where is a worms brain? What sense is highly developed in many insects? What color are wichetty grubs? How does a cactus plant survive without water for many days? How does the emperor gum moth protect itself? Special features of a grasshopper? What do you call the black liquid that squids squirt? Which organism is the secondary consumer in this food chain aspen rabbit? How do you get rid of midge flies? What is the best habitat for snails to live in moist soil wet soil or dry soil and why? What is butterfly death? How long does it take for a botfly to mature? When will it be safe to get rid of wasp nest in the bird box? Are all of the sponges marine animals?