Themongoose has so far caused the extinction of 12 reptile and amphibianspecies from puerto rico , the west indies and jamaica .
迄今为止,这种猫鼬已经导致来自波多黎各、西印度群岛和牙买加的十二种爬行动物和两栖动物灭绝。
This reptile , with its iconic sail-shaped back , is often mistakenly identified as a dinosaur , and is even included in packages of toy dinosaurs .
这种古老的爬行动物背上有着标志性的船帆状背鳍,它常常会被误认为是一种恐龙,甚至出现在恐龙玩具中。
The giant meat-eating reptile , known as a pliosaur , had a bite four times as powerful as t. rex .
一方面是一种被称为上龙的巨型食肉爬行动物,咀嚼力度是霸王龙的四倍。
But in a reptile embryo each placode switches on genes that cause only the skin cells on the back edge of the placode to grow , eventually forming scales .
Some 43 new reptile species were found on new guinea during the report 's ten-year period , including this giant bent-toed gecko , discovered in 2001 in indonesia .