common raven (corvus corax). yellowstone national park, wyoming. large bird, powerful all-purpose bill efficiently handles a varied diet. mountains, desert, coasts, etc. - 天竺鼠 個照片及圖片檔
crow friend near lake in grand tetons,grand teton national park,wyoming,united states,usa - 天竺鼠 個照片及圖片檔
