The common European bittern is Botaurus stellaris. It makes, during the brooding season, a noise called by Dryden bumping, and by goldsmith booming. The American bittern is B. Lentiginosus, and is also called stake-driver and meadow hen. See stake-driver.
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... I just signed up to this forum just today minutes ago and this is my first time to write in here~!^^ back to this post, I think it's not a bittern! with the first look of it, it's a heron very much like in our local here in the Philippines~ Malayan Night Heron
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