写真1と同一個体(9月/北海道)オオタカ幼鳥(写真1)は、成鳥に比べて主に以下のような特徴があります。1全体に褐色2体下面は褐色ベースの色で黒褐色の縦斑模様3上面から顔も褐色味が強い4各雨覆や肩羽、上尾筒には淡褐色の羽縁が見られるこのように白黒の印象が強い成鳥(成鳥の写真は前回の連載1回目、もしくはサイト内の図鑑を参照ください)とは模様が異なります。続いてハイタカを見ていきましょう。体に比べて頭が小さく見えるバランスから雌と考えられる。(9月/北海道)*続きはいずれかのジャンルの有料コースへの登録が必要です。20日間の無料トライアルでもご覧いただけます。reserved.[{"id":3,"name":"植物","description":null,"sort_order":2,"color":"#9e000d","icon":{"url":"/uploads/genre/icon/3/circle_icon_plant_2x.png"},"created_at":"2016-11-04T23:06:39.000+09:00","updated_at":"2017-12-12T15:22:29.000+09:00","deleted_at":null,"start_at":"2016-12-01T00:00:00.000+09:00"},{"id":2,"name":"野鳥","description":null,"sort_order":3,"color":"#09495d","icon":{"url":"/uploads/genre/icon/2/circle_icon_bird_2x.png"},"created_at":"2016-11-04T23:06:39.000+09:00","updated_at":"2017-12-12T15:22:15.000+09:00","deleted_at":null,"start_at":"2016-12-01T00:00:00.000+09:00"},{"id":4,"name":"菌類","description":null,"sort_order":4,"color":"#b27600","icon":{"url":"/uploads/genre/icon/4/kinoko2.png"},"created_at":"2017-12-12T15:23:22.000+09:00","updated_at":"2017-12-14T12:00:12.000+09:00","deleted_at":null,"start_at":"2017-12-14T00:00:00.000+09:00"},{"id":5,"name":"昆虫","description":null,"sort_order":5,"color":"#3c754b","icon":{"url":"/uploads/genre/icon/5/insect.jpg"},"created_at":"2018-06-22T14:28:04.000+09:00","updated_at":"2018-07-02T09:40:14.000+09:00","deleted_at":null,"start_at":"2018-07-02T00:00:00.000+09:00"},{"id":6,"name":"ほか動物","description":null,"sort_order":6,"color":"#3392B5","icon":{"url":"/uploads/genre/icon/6/hoka.jpg"},"created_at":"2018-06-22T14:29:20.000+09:00","updated_at":"2018-07-02T09:44:08.000+09:00","deleted_at":null,"start_at":"2018-07-02T00:00:00.000+09:00"}]。