Greg Oakley/ BIA / Red Wattlebird (Anthochaera carunculata) feeding on flower nectar, Victoria, Australia

Greg Oakley/ BIA / Brush Wattlebird (Anthochaera chrysoptera), Victoria, Australia

Greg Oakley/ BIA / Brush Wattlebird (Anthochaera chrysoptera) calling, Victoria, Australia

Greg Oakley / Red Wattlebird (Anthochaera carunculata), Victoria, Australia

Heather Angel / Red wattlebird (Anthochaera carunculata) feeding on nectar of flame grevillea (Grevillea excelsior) Kings Park, Western Australia Botanic garden, Western Australia.

Heather Angel / Red wattlebird (Anthochaera carunculata) nectaring on Fuschia grevillea (Grevillea bipinnatifida). Western Australia Botanic Garden, Kings Park, Perth,

Heather Angel / Red wattlebird (Anthochaera carunculata) nectaring on Grevillea (Grevillea preissii). Western Australia Botanic Garden, Kings Park, Perth, Australia. November.

Heather Angel / Red wattlebird (Anthochaera carunculata) nectaring on Bottlebrush (Callistemon sp). Bird has brush-tipped tongue. Quaalup Homestead near Fitzgerald River National Park, Western Australia.

Dave Watts / Regent honeyeater (Anthochaera phrygia) perched, Chiltern Forest, Victoria, Australia. Critically endangered.

Dave Watts / Regent honeyeater (Anthochaera phrygia) perched, Chiltern Forest, Victoria, Australia. Critically endangered.

Dave Watts / Regent honeyeater (Anthochaera phrygia) perched, Chiltern Forest, Victoria, Australia. Critically endangered.

Dave Watts / Regent honeyeater (Anthochaera phrygia) perched, Chiltern Forest, Victoria, Australia. Critically endangered.