And then it's away out to sea.
然后就该上路了sxFas|(.#%V。
最后筑巢的 Back on Raine Island, the very last birds to nest are rufous night herons.
回到雷恩岛，是赤色苍鹭VYY1L=XPKA%rM_l#yq-~。
They haven't travelled far,just out from the mainland and they surely have the most unattractive chicks on the reef.
它们的旅途并不远，只是从大陆来，它们知道它们的幼崽是大堡礁上最没吸引力的A]8w~7fK!cmG[n9^1X。
They've hatched late in the season for a very good reason,because their food is not out at sea, but right on the doorstep.
它们在这个季节末孵化是有原因的，因为它们的食物不来自于海里，而是刚好在巢下面BIY4B.*)q!Q6hH。
In late afternoon, the parent birds take their positions.
下午晚些时候父母们已经就位Onj%(2|aH&x。
They scan the sand, alert to any movements.
它们盯着沙滩，留意着任何动静Syt6[_#+t#!jaI)f。
At sunset, the temperature change triggers the start.
在日落时，气温变化像是一个触发器开始工作xsuUMeJNaUa;9~PGaV。
It's what the herons have been waiting for.
这就是苍鹭在等待的3Erwo9PyQFOw_|。

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