What is the larva age of a crustaceans called?

Do Mollusks includes snails and slugs? Small black bugs in bed they dont bite that jump? What is the defining feature of a vertebrate? How often do stick insects molt? How do bonsai leaves stay small? Do butterflies have powder or dust on wing s to help fly? What biome only has 2 seasons? Is a nut a producer consumer or decomposer? Do bed bugs bite through the sheet? Does cold weather kill mosquitoes? How many sets of muscles in earth worm? Can crickets tell the temperature by listening to their chirp? Which creature always falls on its right side when intoxicated? How express the number 52 using the binary number system? What is the theme of mild attack of locusts? Are hermit crabs a first order consumer or a secondary consumer? How do insects over come the problem of dehydration? Does butterflies eat mofs? This echinoderm burrows in the sand? HOW does the fly kill a fire ant?