ML42970

視聴覚メディア・ノート

NOTES: Pair - spectacular CU (close-up) displays on the wing and perched 2nd bird has higher-pitched voice Also: white throated sparrow, flies, some vehicles, house wren, dogs, clay-colored sp. yellowthroat Anxiety and distraction displays from a pair in vicinity of dirt road through fields with fence posts. A third bird was also attracted to the scene. Some brush nearby. Re annc't at 10:15 "...male, which has the deeper voice..." This is assumed, on the basis of action, but not certain. Q 1-2.

追加される種

• Common Yellowthroat Geothlypis trichas
• Clay-colored Sparrow Spizella pallida
• Northern House Wren Troglodytes aedon
• White-throated Sparrow Zonotrichia albicollis