Pneumatophores are the aerial root systems that allow mangroves to get oxygen as the mud they live in is anaerobic. Great crested grebes Stippled sand dunes after heavy

Stippled sand dunes after heavy rains saturated the desert at night

Sparring eastern blue-tongued skinks

Sunset touches the summit of a mountain overlooking an alpine lake

A wading White-necked Heron elegantly displaying breeding plumage

Discarded telephone and electricity supply cables destroyed by a fire

Pneumatophores are the aerial root systems that allow mangroves to get oxygen as the mud they live in is anaerobic. Great crested grebes Stippled sand dunes after heavyPneumatophores are the aerial root systems that allow mangroves to get oxygen as the mud they live in is anaerobic. Porosus Creek, Hunter River, Kimberley Coast, Western Australia, Australia.