A friendly manatee may swim right up and touch your face with its hands.
2
海牛是生活在佛罗里达河流和沿海水域的水生哺乳动物,它们游到海面附近,经常在与船只相撞时被撞死。
Manatees, aquatic mammals inhabiting Florida's rivers and coastal waters, swim close to the surface and are frequently killed in collisions with boats.
3
海牛完全以海藻为食,在捕猎水獭开始的十年里,斯特勒注意到,岛上的海牛似乎营养不良。
Sea cows were totally dependent on kelp for food, and within a decade of the onset of otter hunting, Steller noted that the islands' sea cows appeared malnourished.