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diapause

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diapause /di·a·pause/ (-pawz) a state of inactivity and arrested development accompanied by greatly decreased metabolism, as in many eggs, insect pupae, and plant seeds; it is a mechanism for surviving adverse winter conditions.
di·a·pause (d-pôz)
n.
A period during which growth or development is suspended and physiological activity is diminished, as in certain insects in response to adverse environmental conditions.

diapause
a state of inactivity and arrested development accompanied by greatly reduced metabolism, as in many eggs, insect pupae and plant seeds. It is a mechanism for surviving adverse weather conditions.


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I would have liked a quick page or two describing the butterfly's life cycle -- my insect biology is rusty, and I imagine it would help the average reader to follow what's going on when Laufer starts throwing around terms like diapause and eclosure (though he mostly avoids technical jargon).
In insects, they regulate moulting and metamorphosis, may regulate reproduction and diapause.
Diapause is critical to the survival of the species, as these mosquitoes hold onto their immature eggs through the winter and wait until spring to develop them to maturity and deposit them.
 
 
 
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