"cockatiels parrots pets Juvenile literature." . . . . "Beginner's guide to cockatiels" . . . . "Howell beginners guide to cockatiels"@en . "Describes characteristics of cockatiels and information on keeping them as pets."@en . . "Howell beginner's guide to cockatiels" . . . . . . "Describes the characteristics of the cockatiel, a small gray crested parrot with a yellow head, and gives information on housing, feeding, color breeding, and other aspects of keeping them as pets." . . . "Juvenile works" . "Cockatiels" .