How to keep pet birds.
[ad#blod-ad] Whydahs are ideal subjects for housing with weavers or birds of a similar size. Because whydahs are among the largest and more aggressive species of finches, do not house them with birds of smaller or weaker species, such as smaller waxbills. Keep them in a large well-planted aviary, since they must have adequate room [...]
[ad#blod-ad] Parakeets vary in size quite dramatically, ranging from 14 to 40cm (12-16in), and the choice of species is equally wide. Housing parakeets should present no major problems – the majority of species will thrive outdoors in the fresh air, although you must make sure that the aviary provides ample room for flight and exercise [...]