Andrew Walmsley / Australasian Crested Grebes (Podiceps cristatus) on water. Lake Mcgregor, near Tekapo, New Zealand, October.

Steven David Miller / Australasian Grebe (Tachybaptus novaehollandiae) Non-breeding or immature bird on borewater wetland, Muloorina Station, Oodnadatta Track, South Australia

Tom Marshall / Australasian / Southern Crested Grebe {Podiceps cristatus australis} Adult on water, Lake Alexandrina, South Island, New Zealand. January

Tom Marshall / Australasian / Southern Crested Grebe {Podiceps cristatus australis} adult, Lake Alexandrina, South Island, New Zealand. January

Jouan & Rius / Australasian grebe (Tachybaptus novaehollandiae) Central Australia, Australia

Jouan & Rius / Australian grebe (Tachybaptus novaehollandiae) on water, Central Australia, Australia

Jouan & Rius / Australian grebe (Tachybaptus novaehollandiae), Central Australia, Australia

Martin Willis / Australasian Grebe (Tachybaptus novaehollandiae) female on floating nest built in reeds, Mongers Lake, Western Australia, Australia