and throughout this time she will be very vulnerable. 而在这三周里 它将变得易受攻击 An Arctic fox surveys the colony. 一头北极狐在雪雁的领地附近逡巡 She's been waiting for the geese all winter. 它已经等了整整一个冬天 Sneaking up unnoticed is impossible. 出其不意的偷袭很难奏效 Perhaps fo...
Disputes can be vicious. 有时闹得杀气腾腾 Point taken! 方才罢休 It's a long way to travel, but for a short period, the tundra is the ideal place for a grazer. 北极的苔原虽然路途遥远, 但仍有短短的一段时间是食草动物的天堂 The grass grows vigorously during the short, intense summ...
Point taken! 方才罢休 It's a long way to travel, but for a short period, the tundra is the ideal place for a grazer. 北极的苔原虽然路途遥远, 但仍有短短的一段时间是食草动物的天堂 The grass grows vigorously during the short, intense summer 在这短暂夏日 草儿茁壮生长 and there are few...
It's a long way to travel, but for a short period, the tundra is the ideal place for a grazer. 北极的苔原虽然路途遥远, 但仍有短短的一段时间是食草动物的天堂 The grass grows vigorously during the short, intense summer 在这短暂夏日 草儿茁壮生长 and there are fewer predators than ...
The grass grows vigorously during the short, intense summer 在这短暂夏日 草儿茁壮生长 and there are fewer predators than further south. 而且这里的掠食动物比南方少多了 Here, geese can nest on the ground in relative safety. 在这里 雪雁可以比较放心地把巢筑在地上 Nonetheless, this female ...
back at their traditional breeding grounds at last. 返回了它们阔别已久的繁殖地 Snow geese pair for life. 雪雁一生只忠于一个配偶 As soon as couples arrive, they must stake a claim to a nesting patch. 一对雪雁来了之后就必须取得自己的筑巢地 Ideal sites are in short supply and quarrelso...
Snow geese pair for life. 雪雁一生只忠于一个配偶 As soon as couples arrive, they must stake a claim to a nesting patch. 一对雪雁来了之后就必须取得自己的筑巢地 Ideal sites are in short supply and quarrelsome neighbours are all around. 理想的地方寥寥无几,邻里纠纷时常发生 Disputes can be v...
As soon as couples arrive, they must stake a claim to a nesting patch. 一对雪雁来了之后就必须取得自己的筑巢地 Ideal sites are in short supply and quarrelsome neighbours are all around. 理想的地方寥寥无几,邻里纠纷时常发生 Disputes can be vicious. 有时闹得杀气腾腾 Point taken! 方才罢休 It&...
Ideal sites are in short supply and quarrelsome neighbours are all around. 理想的地方寥寥无几,邻里纠纷时常发生 Disputes can be vicious. 有时闹得杀气腾腾 Point taken! 方才罢休 It's a long way to travel, but for a short period, the tundra is the ideal place for a gra...
Their marathon migration is almost 3,000 miles long 这场马拉松式的迁徙长达三千英里 and has taken them three months. 耗时多达三个多月 Exhausted and starving, they touch down inside the Arctic Circle, 虽然早己精疲力竭 饥肠辘辘 但它们终于返回了北极圈 back at their traditional breeding gro...