Most adult female insects are '''oviparous''', meaning they lay eggs which hatch after deposition
Most adult female insects are '''oviparous''', meaning they lay eggs which hatch after deposition
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===Simple Metamorphosis===
===Simple Metamorphosis===
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Hemimetabolous; nymphs emerge from the eggs which resemble the adult but are '''sexually immature'''. The nymph grows and undergoes several ecdyses, also known as moults. The nymphs becomes adults.
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'''Hemimetabolous''': nymphs emerge from the eggs which resemble the adult but are '''sexually immature'''. The nymph grows and undergoes several ecdyses, also known as moults. The nymphs become adults. E.g. [[:Category:Sucking Lice|sucking lice]].
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Hemimetabolous = Egg - Nymph - Adult (3 stages)
===Complex Metamorphosis===
===Complex Metamorphosis===
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Holometabolous; larva emerge from the eggs and do not resemble the adults. The larva feed, grow and undergoes several ecdyses. Larvae undergoes a quiescent stage where the outer cuticle hardens to form a pupa, some species have a silken cocoon. The adult develops inside the pupal case before emerging e.g. Fleas and dipteran flies[[Category:Insecta]]
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'''Holometabolous''': larvae emerge from the eggs and do not resemble the adults. The larva feeds, grows and undergoes several ecdyses. Larva undergoes a quiescent stage where the outer cuticle hardens to form a pupa, some species have a silken cocoon. The adult develops inside the pupal case before emerging e.g. [[Fleas|fleas]] and [[Flies|dipteran flies]].