image: No experience with human speech is necessary for budgerigars to perceive the difference between 'd' and 't', according to a study published May 31, 2017 in the open-access journal PLOS ONE by ...
More than 11,000 species of birds have been identified to date. Several are kept as house pets, including cockatiels, cockatoos, and other parrot breeds, such as the budgerigar. While the name may ...
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