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The Cattle Egret Expansion

10,000 Birds

When you think of invasives, you think of the birds that have been helped by human beings to get where they are, such as House Sparrow or European Starling. Other species have certainly expanded their ranges, but never in such a rapid and global scale. Cattle Egret has been introduced by humans to Hawaii and the Seychelles.

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Birding Chongming Island in summer

10,000 Birds

If you are a person who enjoys analyzing the stuff regurgitated by bird chicks, you probably wish to have participated in a study looking at the diet of Yellow Bitterns in South Korea. According to Couzens, after laying the eggs, females sometimes immediately abandon their first mate and pair up with another male. How efficient.

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