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Elaborate Male Traits That Are Used in Mate Choice of Birds

question 9

Essay

Elaborate male traits that are used in mate choice of birds in a given species B are entirely absent in distantly related sister taxon,A. However, males of species A that are artificially altered to possess these elaborate traits are preferred by females of species,A. Which is more likely to have evolved first in species B, the male trait or the female preference?


Definitions:

Erythema

Redness of the skin or mucous membranes, caused by hyperemia of superficial capillaries.

Excoriation

A skin lesion caused by scratching, abrasion, or rubbing which results in the removal of the superficial layers of the skin.

Telangiectasia

A condition characterized by the dilation of small blood vessels, causing visible red lines or patterns on the skin.

Angi

Prefix used in medical terminology to denote relation to blood vessels, such as in "angiography," an imaging technique to view blood vessels.

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