Thank you José Luiz for this new cover from Brazil with the 2001 WWF stamps picturing parrots!
The parrots pictured on the stamps are:
- Hyacinth Macaw (Anodorhynchus hyacinthinus)
- Golden-capped Conure (Aratinga auricapilla)
- Blue-chested Parakeet (Pyrrhura cruentata)
- Yellow-faced Amazon (Amazona xanthops)