Agelaius 【PC Hot】

: Born altricial (naked and helpless), they possess one of the fastest avian growth rates , increasing their body mass by 9–10 times within the first few days.

: Young typically leave the nest 10–14 days after hatching. They are fed by parents for another 2–3 weeks before becoming independent. agelaius

: They undergo a "thermoregulatory metamorphosis" over approximately 12 days , transitioning from an ectothermic-like state to being able to maintain their own body heat. : Born altricial (naked and helpless), they possess

: They typically breed in marshlands, wetlands, or grassy areas near water, with females building deep cup-shaped nests lashed to reeds like cattails. Species Profiles yellow-souldered blackbird revised recovery plan - FWS ECOS or grassy areas near water

: Males are aggressively defensive, famously attacking much larger animals, including hawks, horses, and humans, if they approach the nesting site.