Cc.), and are said by him to show the greatest resemblance to the common Grey Parrot of Africa, Psittacus erithacus, through having also some affinity to the Ring-necked Parakeet of the same country, Palaeornis torquatus.
A large number of forms learn in captivity to talk and whistle, the well-known red-tailed grey parrot (Psittacus erithacus) of tropical Africa being pre-eminent.
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