But catching salmon in deep water is not that easy 但要想在深水中捕获鲑鱼可不太容易 and the cubs have lots to learn. 熊崽们还要很多东西要学 The annual arrival of spawning salmon 鲑鱼每年都会到河里产卵 brings huge quantities of food into these high rivers that normally struggle ...
and the cubs have lots to learn. 熊崽们还要很多东西要学 The annual arrival of spawning salmon 鲑鱼每年都会到河里产卵 brings huge quantities of food into these high rivers that normally struggle to support much life. 于是这些平常只能勉强维持众多动物生计的 高山河流终于有了提供饕餮大餐的机会 Although...
A grizzly bear. 一只灰熊 From famine to feast - 它已经很久没有打牙祭了 he's spoilt for choice. 早就盼着这个机会 This Canadian bear is very special - 这只加拿大熊很特别 he's learnt to dive for his dinner. 它学会了潜水捕猎 But catching salmon in deep water is not that easy ...
From famine to feast - 它已经很久没有打牙祭了 he's spoilt for choice. 早就盼着这个机会 This Canadian bear is very special - 这只加拿大熊很特别 he's learnt to dive for his dinner. 它学会了潜水捕猎 But catching salmon in deep water is not that easy 但要想在深水中捕获鲑鱼可不太容易 and ...
he's spoilt for choice. 早就盼着这个机会 This Canadian bear is very special - 这只加拿大熊很特别 he's learnt to dive for his dinner. 它学会了潜水捕猎 But catching salmon in deep water is not that easy 但要想在深水中捕获鲑鱼可不太容易 and the cubs have lots to learn. 熊崽们还要很...
This Canadian bear is very special - 这只加拿大熊很特别 he's learnt to dive for his dinner. 它学会了潜水捕猎 But catching salmon in deep water is not that easy 但要想在深水中捕获鲑鱼可不太容易 and the cubs have lots to learn. 熊崽们还要很多东西要学 The annual arrival of spawning ...
This is the world's largest fresh water fish migration. 这是世界上规模最大的淡水鱼洄游 Across the northern hemisphere salmon, returning from the ocean to their spawning grounds, 鲑鱼穿越整个北半球 从海洋回到它们的产卵地 battle their way for hundreds of miles upstream. 奋力...
Across the northern hemisphere salmon, returning from the ocean to their spawning grounds, 鲑鱼穿越整个北半球 从海洋回到它们的产卵地 battle their way for hundreds of miles upstream. 奋力逆流而上数百英里 Up here, there are fewer predators to eat their eggs and fry. 只因上游很...
battle their way for hundreds of miles upstream. 奋力逆流而上数百英里 Up here, there are fewer predators to eat their eggs and fry. 只因上游很少有捕食鱼卵 和鱼苗的掠食者 A grizzly bear. 一只灰熊 From famine to feast - 它已经很久没有打牙祭了 he's spoilt for choice. 早就盼着这个机会 This ...
Up here, there are fewer predators to eat their eggs and fry. 只因上游很少有捕食鱼卵 和鱼苗的掠食者 A grizzly bear. 一只灰熊 From famine to feast - 它已经很久没有打牙祭了 he's spoilt for choice. 早就盼着这个机会 This Canadian bear is very special - 这只加拿大熊很特别 he's learnt to...