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Mate choice in female songbirds is a significant realm of study as song abilities are continuously evolving. Males often sing to assert their dominance over other males in competition for a female, sometimes in lieu of a combative episode, and to arouse the female by announcing a readiness to mate.
Birds sing louder and at a higher pitch in urban areas, where there is ambient low-frequency noise. [58] [59] Traffic noise was found to decrease reproductive success in the great tit (Parus major) due to the overlap in acoustic frequency. [60] During the COVID-19 pandemic, reduced traffic noise led to birds in San Francisco singing 30% more ...
Female songbirds often assess potential mates using song, based on qualities such as high song output, complexity and difficulty of songs, as well as presence of local dialect. [22] Song output serves as a fitness indicator of males, since vocalizations require both energy and time to produce, and thus males capable of producing high song ...
But no words can summon the beauty this song brings to human ears drinking it in. It sounds like a one-bird duet the bird’s singing. Wood thrushes can produce overlapping songs simultaneously.
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Adult neurogenesis is the process in which new neurons are born and subsequently integrate into functional brain circuits after birth and into adulthood. Avian species including songbirds are among vertebrate species that demonstrate particularly robust adult neurogenesis throughout their telencephalon, in contrast with the more limited neurogenic potential that are observed in adult mammals ...
“That song is also the height of Lucy Gray’s love for Snow, which is such a beautiful thing to play and sing… It was a beautiful memory for me.” Best of Variety
Also includes the population from Amak Island [21] named M. m. amaka Gabrielson & Lincoln, 1951 (Amak song sparrow) which was extirpated due to habitat destruction, apparently disappearing in the weeks around New Year's Eve, 1980/1981 (there were unconfirmed sightings in 1987 and 1988). Melospiza melodia insignis Baird, 1869, Bischoff song sparrow.