Name: 加拉帕戈斯：海洋鬣蜥(3/7) (Galapagos: the marine iguanas (3/7))
Uploaded: 2021-01-14T05:25:10.000Z
Duration: 1 min 42 s
Description: 【看影片學英語】數萬部 YouTube 影片，搭配英漢字典即點即查，輕鬆掌握單字發音與用法，長久累積看電影不必再看字幕。

encountered by Darwin on the Galápagos were its iguanas.

He was particularly fascinated by the marine variety,

Darwin wrote that they were "hideous-looking creatures

"of a dirty, black colour, stupid and sluggish in their movements."

He did concede, however, that they were strong graceful swimmers.

Bearing in mind how much time they spent in the water,

Darwin was surprised to find that marine iguanas didn't eat fish.

and found that their stomachs were full of seaweed.

for marine iguanas to stay in for a long time.

he observed them clinging to the rocks above the shoreline,

After the cold sea, these reptiles craved warmth.

Darwin was also interested in their terrestrial cousins,

although he wasn't complimentary about their appearance.

He called them "small, ugly animals with a singularly stupid appearance

Today, they're still plentiful on some islands

but marine iguanas are particularly vulnerable

which can have a dramatic effect on the availability of seaweed.