Photography of Birds – Set # 55

Originally posted on H.J. Ruiz – Avian101:
Set # 55 Brown-headed Cowbird Brown-headed cowbirds do not raise their own young, instead laying their eggs in the nests of other bird species. As a result, young cowbirds are not exposed to species-typical visual and auditory information like other birds. Despite this, cowbirds are able to develop species-typical singing, social, and breeding behaviors. A 2017 study… Continue reading Photography of Birds – Set # 55

Photography of Birds – Set # 69

Originally posted on H.J. Ruiz – Avian101:
Set # 69 White-throated Sparrow In winter, this species migrates to the southern and eastern United States. They are differential migrants with females migrating farther, increasing the proportion of females at lower latitudes in the Atlantic flyway. Females are smaller so they would not perform as optimally at colder, higher latitudes, and females avoid competition with the… Continue reading Photography of Birds – Set # 69