针利用富黏性的长舌捕食蚂蚁，它与鸭嘴兽是仅存的卵生哺乳类动物。
He echidna USES its long sticky tongue to catch ants. The echidna and the platypus are the only existing egg - laying mammals.
鸭嘴兽是半水栖卵生哺乳动物，原产于塔斯马尼亚岛和澳洲地窍部及东部。
Also called duckbill semi aquatic egg-laying mammal native to Tasmania and southern and eastern Australia.
如今，这种怪诞但迷人的生物被命名为鸭嘴兽，现存的五种卵生哺乳动物之一。
Today, this bizarre but fascinating creature is known as the platypus, one of only five extant monotremes (egg-laying mammals).
鸭嘴兽（Ornithorhynchusanatinus）是仅有的两种卵生的哺乳动物之一，另一种为食蚁兽（spiny anteater），它产卵。
The platypus (Ornithorhynchus anatinus) is one of only two mammals, the other is the echidna (spiny anteater) that lays eggs.
鸭嘴兽(Ornithorhynchusanatinus)是仅有的两种卵生的哺乳动物之一，另一种为食蚁兽（spiny anteater）。
The platypus (Ornithorhynchus anatinus) is one of only two mammals — the other is the echidna (spiny anteater) — that lays eggs.
鸡被作为卵生动物的代表，一些已经灭绝的爬行动物可能在进化过程中将基因传给了鸭嘴兽和其他哺乳类。
Chickens were included to represent egg-laying animals, such as extinct reptiles, that passed on much of their DNA to the platypus and other mammals in the course of evolution.
其基因也包括了卵生和哺乳的部分。
The genome also included sections of DNA linked to egg-laying and others for lactation.
哺乳动物繁衍后代时不是卵生，而是胎生。
对哺乳动物来说，卵生和长有毒刺是很少见的。
It is very unusual for a mammal to lay eggs or to have poisonous spurs!
对哺乳动物来说，卵生和长有毒刺是很少见的。
It is very unusual for a mammal to lay eggs or to have poisonous spurs!
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