trapnest


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trapnest

a laying box in which the hen releases a spring when she enters. When it is released the egg that she has laid is recorded. A device for measuring eggs laid by each bird.
References in periodicals archive ?
In 2012, 333 eumenine wasps were collected from 14 nest posts using a different trapnest design.
It has been suggested that due to the canopy size of the Alpercatas River gallery forest, if trapnests are placed at a greater height, the number of nests constructed by the species will most likely increase.