ML609068781 AVoCet 7384

媒体文件注释

Recording time: 1659. Elevation (m): 4537. Habitat: rocky outcrop by lake . Confidence in ID: 100%. ID determined by: chick seen in nest, not seen calling; parent seen calling in flight, showed dark head and chest, distinct pale band between chest and dark belly, very large white wing patch and prominent large dark carpal patch; large and heavy-set; tail pattern not discerned. Age: nestling then adult. Age determined by: plumage. Group size: 2. Description of behavior: after first part which was made by chick in nest, parent flew by close to nest, calling, but did not stop, circled around and lost to sight . Additional notes: high-pass filter, editing out of some noisy parts (target sounds not affected).