"We found that male European starlings (Sturnus vulgaris) exposed to environmentally relevant levels of synthetic and natural estrogen mimics developed longer and more complex songs compared to control males, a sexually selected trait important in attracting females for reproduction. Moreover, females preferred the song of males which had higher pollutant exposure, despite the fact that experimentally dosed males showed reduced immune function".
El artículo, aquí.
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1 comentario:
¿Prefieren los expuestos a la polución???? jajajaja, suena parecido a las preferencias de muchos 'humanos' ;)
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