What kind of stimuli does a pill bug respond to?

Are octopus placental? Pesticides are designed to kill harmful insects sometimes however pesticides kill helpful insects as well what effect could this have on angiosperms? Do grasshoppers sleep at night? Is a black body with red spot ladybird poison? Do grasshoppers eat mushrooms? What kinds of brown spiders have white spots on the belly? How do you kill a slug cruelly? What adaptation equips a plant to survive on the surface of an aquatic environment? What chemicals make a glow worm glow? How does a black widow spider adapt to its environment? Who is the joker of plant kingdom? Are grasshoppers chordate? Do termites make webs? Who were the contestants for Miss Puerto Rico 1971? What animals does the squid interact with? What kind of bug is dark grey lots of legs 3 inches long looks like a sow bug? What do you feed an elephant hawk moth larvae? What are the tiny creatures or insects that crawl over the surface of some slugs? Which characteristic would be important in classifying an animal as either an insect or an arachnid? How fast can snails go?