ML644972249
Хувь нэмрээ оруулагч
Vera Miller Энэ хэрэглэгчийн медиа
Огноо
Байршил
Lake Calumet area--Indian Ridge Marshes north & south of 122nd
Cook, Illinois, United States
Энэ байршлын медиа Зургийн Жагсаалт- Нас
- Тодорхойлоогүй
- Хүйс
- Тодорхойлоогүй
Ажиглалтын дэлгэрэнгүй
Heard quiet clucking and then giving "wipeout" calls at multiple points. At point 9, a very territorial male was calling nearby before I started keeping time. He then swam up to within 20 meters when the broadcast calls were played and continued feeding and turning stalks with his toes.
Техникийн мэдээлэл
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