She will keep them safe for another six weeks 接下来的六周内 雌鸟将保护雏鸟的安全
This will be enough to keep her and her baby alive until rain falls. 这些水足以保证它和孩子能坚持到下次降雨
It's just a case of trying to keep an eye on the divers, 这项工作需要时刻关注潜水员
Sharp spikes keep them very much off the menu for most. 锋利的尖刺使它们得以幸免于大多数捕食者
In this forest, it pays to keep a low profile. 在这片森林中 最好是保持低调
Nest mounds keep chicks clear of the brine 巢穴的土丘使脆弱的雏鸟
These hypersaline waters keep many predators at bay... 这种高盐度的水使很多捕食者望而却步
..the seals keep close to the jagged cliffs. 海豹贴着凹凸不平的崖壁