1·The female platypus lays eggs like a bird.
像雌鸟一样，雌鸭嘴兽也下蛋。
2·The world's only monotremes are the platypus and the echidna.
鸭嘴兽和针鼹鼠是世界上唯一的单孔类动物。
3·The platypus genome reveals the animal held onto genes for odor-detection.
鸭嘴兽的基因组还显示其带有气味感觉的基因。
4·On average, a platypus eats as much food as half of its own weight every day.
一只鸭嘴兽平均每天要吃等于自己体重一半的食物。
5·Even so, the platypus genome reveals the animal held onto genes for odor-detection.
尽管如此，鸭嘴兽的基因组还显示其带有气味感觉的基因。