Semantic Scholar uses AI to extract papers important to this topic.
Males in many bird species develop elaborate carotenoid-based plumage ornaments that play an important role as signals of… Expand Many explanations have been put forward to account for the distinctive symmetrical teardrop shape of Acheulian handaxes but none… Expand XIII. ZusammenfassungZusammenfassend lassen sich folgende Ergebnisse meiner Arbeit herausstellen: (Es sind nur die wesentlichsten… Expand summaryThe effect of gravity on the web building behaviour of the common garden spiderAraneus diadematus was studied in three… Expand Abstract We studied sexual selection in the red bishop, Euplectes orix, a colonial, polygynous weaverbird widely distributed over… Expand In previous mate choice experiments, female red jungle fowl, Gallus gallus, preferred males with long, bright red combs, red eyes… Expand How important female choice is for the evolution of male secondary sexual characteristics is controversial. Two field and one… Expand Adult male orange bishop birds (Euplectes franciscanus) develop beautiful nuptial plumage during the breeding season, but have… Expand Abstract Factors influencing male mating success in a natural population of rock ptarmigan, Lagopus mutus , were examined. In the… Expand Darwin's1 hypothesis that male secondary sexual ornaments evolve through female preferences is theoretically plausible2–7, but… Expand