Placeholder Image

字幕表 動画を再生する

  • They appear from nowhere,

  • stoic sentinels in fields, farmlands, and shorelines.

  • For a time they become part of the landscape,

  • but soon they will be gone.

  • Each of these great nomads is on a lifelong journey, spanning continents in search of food.

  • Individual owls have been tracked moving from Alaska to the Canadian Arctic to Russia

  • over the course of just a couple years.

  • Some wander the pack ice, hundreds of miles from land where they feed in Arctic darkness on seabirds.

  • And in some winters, many of them come south.

  • These owls are on the coast of Washington.

  • A summer of lemming abundance in the Arctic produced lots of young owls and

  • competition for food further north may have pushed them here.

  • Wet plumage in the early morning on the feet and under the tail

  • reveals they're not only preying on voles and rats

  • but also on shorebirds and waterfowl snatched from the water with their hooked talons.

  • For most of the day they roost motionless to conserve energy.

  • But they often break their stillness to preen,

  • revealing the depth of the insulated plumage

  • that allows them to endure the bitter cold wind of the usual Arctic environment.

  • Feathers even cover their powerful feet and toes

  • and surround their beak.

  • This dense plumage makes them seem much larger than they actually are.

  • Their heads are scarcely more than two incredibly sensitive eyes and ears with a brain.

  • in-between and a raptor’s beak and gullet.

  • The unpredictability of Snowy Owl behavior and movements is part of their allure.

  • When one of these Arctic wanderers comes south to reside briefly in a farmer’s field,

  • we get to glimpse a moment in a long food-driven journey

  • that we as humans can hardly imagine.

They appear from nowhere,

字幕と単語

動画の操作 ここで「動画」の調整と「字幕」の表示を設定することができます

B2 中上級

雪フクロウの侵入 (Snowy Owl Invasion)

  • 387 18
    何平平 に公開 2021 年 01 月 14 日
動画の中の単語