Besonderhede van voorbeeld: 3116522510367328947

English

Plasma prolactin and corticosterone levels were measured in free-living Adélie Penguins (Pygoscelis adeliae) at Torgersen Island, Antarctica (64°S latitude), at 4-hr intervals throughout the day during early January 1997 and examined for evidence of a 24-hr rhythm.

Spanish

Resumen. A principios de enero de 1997 en la Isla Torgersen, Antártica (latitud 64°S), se midieron cada 4 horas los niveles de prolactina y corticosterona en el plasma de Pygoscelis adeliae en busca de evidencia de un ciclo hormonal de 24 horas.