Cute male budgerigar, melopsittacus undulatus with blue cere, sleep peacefully on tree branch in the wild, fluff up its feathers to keep warm, langkawi wildlife park, kedah, malaysia, southeast asia

budgerigar parakeet budgie melopsittacus parrot bird plumage birdwatching male perch ornithology wildlife eye blue feather malaysia fluff undulatus serene species southeast asia nature australia captivity natural small cere langkawi leaf exotic nap common stand wild shell warm peaceful tree sleep environment habitat tropical rest branch calm green park close sanctuary