Families in 2 biogeography regions
Families in Afrotropic & Indomalaya regions
Red-shouldered Vanga, Madagascar
Family in Afrotropic & Palearctic regions
Bokmakierie, South Africa
Families in Australasia & Indomalaya regions
For practical reasons, Oceania is included in Australasia
White-breasted Woodswallow, Australia
Families in Indomalaya & Palearctic regions
Alpine Accentor, Switzerland
Families in Nearctic & Neotropic regions
Pyrrhuloxia, USA
Families in Nearctic & Palearctic regions
Atlantic Puffin, Ireland