What biomes do fleas live in?

I was told i have a computer bug called a fly I have never heard of such a thing and cannot find what it is on the internet what is it? Three aspects of early development of a snail a mollusk and a humana chordate? Do squids have lungs or gills? Who many spirders do you eat a year? What is an invertebrate that uses a radula to acquire its nutrients? In mabinogi are there monster in the ant tunnels? Where can Cicadas be found? Will deet kill scabies? Where do daddy long legs live in winter? Sponges can be found in what habitats? Is there such as a poisonous starfish? What season do tarantulas come out? What is the importance of silkworms? Is mussel a crustacean? What was the difference the gold bugs and the silverites? What are the disadvantages of poly fuse? What do snails usually eat in New York? How do monarch butterflies sense danger? What is slippery creatures? Does the super hero black widow have a brother Yes or no?