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Reproduction is the creation of new individuals from existing individuals Sexual reproducation refers to the reproduction where two parents give rise to offspring Asexual reproduction refers to the reproducation without sex cells Life Cycle it refers to the stages in the life of a living thing metamorphosis the developmental change in the structure of animal occuring after birth or hatching Incomplete metamorphosis has 3 stages of development Incomplete metamorphosis louse, dragonfly, grasshopper, cockroach, termite, cricket, locust Complete metamorphosis has 4 stages of development Complete metamorphosis mosquito, housfly, butterfly, ant, bees, beetle Butterfly Egg, Caterpillar (or larva), Chrysalis (or pupa), adult (or imago) Mosquito Egg, Wriggler, Adult Fly Egg, Maggot, adult Grasshopper Egg, Nymph, Adult Dragonfly Egg, Nymph, Adult Cockroach Egg, Nymph, Adult Fertilization is the union of egg and sperm cells Internal Fertilization the eggs are fertilized inside the mother's body External Fertilization the eggs are fertilized outside the mother's body Viviparous animals that give birth to live offspring Oviparous animals that lay eggs Egg cells female sex cells Sperm cells male sex cells Zygote fertilized egg Budding an offspring taht grows out of the body of a parent Gemmule Formation is the process the parent animal releases a mass of special cells that can develop into an offspring Fragmentatino an offspring develops from a parent that breaks into fragments Regeneration a detached piece of a parent animal grows into a whole individual