but one that spends its entire life at sea. 但一辈子在海中生活 As the plesiosaur can only eat so much, 因为蛇颈龙食量有限 gathering in huge numbers like this 这样的大规模聚集 allows many more turtles to survive. 可以让更多海龟生存下来 All that remains 剩下的工作 is to haul themselv...
It, too, is a reptile, 它也是爬行动物 but one that spends its entire life at sea. 但一辈子在海中生活 As the plesiosaur can only eat so much, 因为蛇颈龙食量有限 gathering in huge numbers like this 这样的大规模聚集 allows many more turtles to survive. 可以让更多海龟生存下来 All that re...
But by the time they'd conquered the seas, the ocean was home to deadly predators. 但当它们征服大海时 海洋已经成为致命捕食者的家园 At eight meters long, this is a plesiosaur. 这只蛇颈龙身长八米 It, too, is a reptile, 它也是爬行动物 but one that spends its entire life at sea....
At eight meters long, this is a plesiosaur. 这只蛇颈龙身长八米 It, too, is a reptile, 它也是爬行动物 but one that spends its entire life at sea. 但一辈子在海中生活 As the plesiosaur can only eat so much, 因为蛇颈龙食量有限 gathering in huge numbers like this 这样的大规模聚集 allows...
Turtles first evolved back in the Triassic. 海龟最早是在三叠纪时期进化而来 But by the time they'd conquered the seas, the ocean was home to deadly predators. 但当它们征服大海时 海洋已经成为致命捕食者的家园 At eight meters long, this is a plesiosaur. 这只蛇颈龙身长八米 It, too, is a ...
Safety in numbers. 龟多更安全 Turtles first evolved back in the Triassic. 海龟最早是在三叠纪时期进化而来 But by the time they'd conquered the seas, the ocean was home to deadly predators. 但当它们征服大海时 海洋已经成为致命捕食者的家园 At eight meters long, this is a plesiosaur....
There's a good reason for this gathering. 如此聚集是有原因的 Safety in numbers. 龟多更安全 Turtles first evolved back in the Triassic. 海龟最早是在三叠纪时期进化而来 But by the time they'd conquered the seas, the ocean was home to deadly predators. 但当它们征服大海时 海洋...
have been one of nature's greatest spectacles for millions of years. 这样的聚集 一直是自然界最壮丽的奇观之一 There's a good reason for this gathering. 如此聚集是有原因的 Safety in numbers. 龟多更安全 Turtles first evolved back in the Triassic. 海龟最早是在三叠纪时期进化而来 But b...
Aggregations like this 数百万年来 have been one of nature's greatest spectacles for millions of years. 这样的聚集 一直是自然界最壮丽的奇观之一 There's a good reason for this gathering. 如此聚集是有原因的 Safety in numbers. 龟多更安全 Turtles first evolved back in the Tr...
adult females must still return to dry land to lay their eggs. 每年仍要返回干燥的陆地上产卵 Here, on the edge of the Great Barrier Reef... 在大堡礁的边缘 they come together in their thousands. 它们成千上万结伴而来 Aggregations like this 数百万年来 have been one of nature'...