- They take a fairly relaxed view about what constitutes a nest.
它们筑巢并不讲究 - A bare branch is quite enough.
一根光秃秃的树枝就足够了 - Climbing onto it to incubate has to be done with care.
不过爬上去孵蛋需要格外小心 - Once a year, the noddies arrive.
每年白燕鸥都会来一次 - They do make nests, and Pisonia trees
它们老实筑窝 腺果藤树能让 - provide their young with a rather less precarious start in life.
小鸟的幼年过得安全一些 - Nesting on this island looks idyllic.
在这个岛上筑巢看起来几乎完美
Once a year, the noddies arrive. 每年白燕鸥都会来一次
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