Thank you Jemma for this aerogamme from Australia.
Wandering Whistling-duck (Dendrocygna arcuata): This whistling duck can be found in subtropical and tropical Australia, in the Pacific Islands, Indonesia, Philippines and Papua New Guinea. It has three subspecies. It is classified as least concerned and it feeds on grass, waterlillies, water plants, aquatic vertebrates and insects. It is a migratory species.

Thank you Heather for this card from Australia. The lower two values of the four 2009 Songbirds of Australia stamps are used for postage.
Green Catbird (Ailuroedus crassirostris): This bowerbird is endemic to the east coast of Australia where it lives in subtropical forests. It feeds on fruit and flowers.
Noisy Scrub-bird (Atrichornis clamosus): It is also endemic to Australia. It lives in temperate shrubland but due to habitat loss it is threatened and for a while in the past it was considerated exctinct.