ML647743377

影音備註

-3 dB normalization; 250 Hz high-pass filter.

觀察細節

Continuing. Silent and undetected for a while until it started calling constantly from a live oak (34.1770580, -117.9902522). Large gray Contopus with broad bill, entirely yellow lower mandible, prominent crest, minimal vest. Flycatching only once or twice, it generally remained perched, repeating the same note.

其他鳥種

• Oak Titmouse Baeolophus inornatus
• Acorn Woodpecker Melanerpes formicivorus
• Ruby-crowned Kinglet Corthylio calendula
• Yellow-rumped Warbler Setophaga coronata