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the activity of watching wild birds, especially in order to find unusual or rare types
someone who studies birds
the scientific study of birds
to put a metal ring with a special number on it around the leg of a bird so that you can recognize it again later
a piece of metal with a number on it that is put around the leg of a bird so that you can recognize it again later
English version of thesaurus of bird watching and ornithology
when electronic information is lost because the software or devices needed to read it are no longer available
a small fish with sharp points along its back that lives in rivers
a company that pays its employees to write online comments in favour or against somebody or something posing as ordinary Internet users
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Free thesaurus definition of bird watching and ornithology from the Macmillan English Dictionary - a free English dictionary online with thesaurus and with pronunciation from Macmillan Publishers Limited.