Today, their population is 12,000 strong... 如今 它们的种群数量已达12000多 ..and this bay now attracts one of the largest gatherings 这片海湾吸引了地球上 of these whales anywhere on Earth. 最大的南露脊鲸群之一 There are over a million miles of coastline around the world. ...
..and this bay now attracts one of the largest gatherings 这片海湾吸引了地球上 of these whales anywhere on Earth. 最大的南露脊鲸群之一 There are over a million miles of coastline around the world. 世界上有超过160万公里的海岸线 Together, they constitute the most varied habi...
of these whales anywhere on Earth. 最大的南露脊鲸群之一 There are over a million miles of coastline around the world. 世界上有超过160万公里的海岸线 Together, they constitute the most varied habitat on the planet. 它们共同构成了地球上最多样化的栖息地 Here on Canada's west coast...
There are over a million miles of coastline around the world. 世界上有超过160万公里的海岸线 Together, they constitute the most varied habitat on the planet. 它们共同构成了地球上最多样化的栖息地 Here on Canada's west coast, 在这里 加拿大的西海岸 some of the most powerful of all...
Not so long ago, these whales faced a graver threat. 不久之前 这些鲸鱼面临着更严重的威胁 They were hunted to near extinction. 它们遭到猎杀 濒临灭绝 But 40 years ago, commercial whaling was banned. 但40年前 商业捕鲸被禁止 Today, their population is 12,000 strong... 如今 它们的种群数量已达...
They were hunted to near extinction. 它们遭到猎杀 濒临灭绝 But 40 years ago, commercial whaling was banned. 但40年前 商业捕鲸被禁止 Today, their population is 12,000 strong... 如今 它们的种群数量已达12000多 ..and this bay now attracts one of the largest gatherings 这片海湾吸引了...
But 40 years ago, commercial whaling was banned. 但40年前 商业捕鲸被禁止 Today, their population is 12,000 strong... 如今 它们的种群数量已达12000多 ..and this bay now attracts one of the largest gatherings 这片海湾吸引了地球上 of these whales anywhere on Earth. 最大的南露脊鲸群之一...
New research has revealed 最新的研究表明 that in shallow coastal waters, their calls not only fade quickly, 在沿海浅水区 它们的声音不仅会迅速消失 but are also concealed by the sound of waves breaking on the shore... 而且会被海浪拍击海岸的声音掩盖 ..so they won't attract the a...
that in shallow coastal waters, their calls not only fade quickly, 在沿海浅水区 它们的声音不仅会迅速消失 but are also concealed by the sound of waves breaking on the shore... 而且会被海浪拍击海岸的声音掩盖 ..so they won't attract the attention of predators. 因此不会吸引捕食者的注...
but are also concealed by the sound of waves breaking on the shore... 而且会被海浪拍击海岸的声音掩盖 ..so they won't attract the attention of predators. 因此不会吸引捕食者的注意 Not so long ago, these whales faced a graver threat. 不久之前 这些鲸鱼面临着更严重的威胁 They were hun...