Common Raven - Jan and Brent Chippendale
報告

提供者

Jan and Brent Chippendale 來自這個貢獻者的影音

日期

eBird 紀錄清單 S239431085

地點

Blankley Rd picnic area
Bedford, Pennsylvania, United States
來自這個地點的影音 影音名錄
地圖
地圖 座標: 39.859733, -78.54791
年齡
未確定
性別
未確定

觀察細節

Two ravens repeatedly returning to large pine tree often calling and circling. Observed 3 large, young ravens sitting on a branch near the top of the tree. Saw one open its mouth and observed dark red coloration. Adults returned and observed them feed one of the young.

技術資訊

型號
COOLPIX P1100
ISO
400
焦距
503 mm
閃光
Flash did not fire
光圈值
f/8.0
快門
1/160 sec
次方
3451 pixels x 2452 pixels
原始檔案大小
1.51 MB