A decorated egg with a bird on it, given to a young married couple, is a wish for children.

如果送给新婚的年轻夫妇一只用鸟图案装饰过的鸡蛋是希望他们早生贵子。

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Lack, however, suggested that clutch size—the number of eggs a bird lays per breeding cycle—is far below the potential limit of egg production.

然而，缺乏情况表明卵的大小——每一个繁殖周期下的蛋的数量——远低于产蛋的潜在限制。

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Bird evolved from reptiles, so the first bird must have come out of an egg — laid by a reptile.

禽类是由爬虫类进化而来，所以，第一只禽鸟肯定是从爬虫类孵化的蛋里出来的。

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In fact, a single elephant bird egg is about the equivalent of 120 normal chicken eggs.

CNN: Apparently This Matters: Giant elephant bird egg

There's no saying who might ultimately bid on this elephant bird egg, but, clearly, it takes an eccentric -- someone prone to spending money on things that don't serve a greater purpose beyond just being weird for the sake of weird.

CNN: Apparently This Matters: Giant elephant bird egg

In south Wales, staff at Cwmcarn Forest Visitor Centre near Newport can already boast one new egg by their rare bird.

BBC: Monty the osprey