devlopment of unfertalised egg, can be obligatory or facilitative, exploiting favourable conditions
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Types of Parental Care: Oviparity?
egg laying
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Types of Parental Care: Ovoviviparity?
egg + yolk- laid-hatch
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Types of Parental Care: Pseudoplacental Viviparity?
Embryo (placenta fed)
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Types of Parental Care: Hemocetus Viviparity?
embryo in hemolymph
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Types of Parental Care: Adenotrophic Viviparity?
larva hatches in female and milk fed- laid- pupation
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Phenology (Relation To Insects)
periodic animal life cycle events, effected by temerature e.g. bees in spring, photoperiod.. day lengths, long day spring summer, short day autumn winter
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Strategies to deal with Phenology
Polymorphism: long day- viviparious pathogenic females, short days- males + oviparity. Migration: hibernation sites decreasing day length-south, increasing north Dormancy: e.g. insect diapause
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Other cards in this set
Card 2
Front
What can parasitic insects be used for?
Back
many have endoparsitic larvae, sucessfully used control e.g. aphids
Card 3
Front
What is the most common life cycle length? What are the shortest?
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