Browsing Bergen Open Research Archive by Author "Sund, Einar Sagen"
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Is eggshell colouration related to the sex of the embryo in the northern lapwing Vanellus vanellus?
Sund, Einar Sagen (Master thesis, 2019-06-21)This study focuses on eggshell pigmentation in the northern lapwing Vanellus vanellus, a shorebird in the plover family. The pigmentation of dark spots is attributed to the organic compound protoporphyrin, which is associated ...