John Chan / Anna's Hummingbird (Calypte anna) chick, sleeping in nest, Southern California, USA, March.

John Chan / Female Anna's hummingbird (Calypte anna) incubating eggs, departs from nest momentarily to feed, Southern California, USA, March.

John Chan / Female Anna's hummingbird (Calypte anna) incubating eggs, departs from nest momentarily to feed, Southern California, USA, March.

John Chan / Male Anna's hummingbird (Calypte anna) cleaning its beak on a twig, Southern California, USA, January.

Ingo Arndt / Seabird colony nesting on cliff face, Lange Anna, Helgoland, Germany

Guy Edwardes / 2020VISION / Family, man, boy and girl, birdwatching in reedbeds at Westhay SWT reserve, Somerset Levels, Somerset, England, UK, June 2011 Model released

Diane McAllister / Male Anna's hummingbird (Calypte anna) hovers in mid-air looking at the camera in a backyard in Reno. Nevada, USA, August

Doug Gimesy / Sue Swain kissing rescued bush fire victim koala (Phascolarctos cinereus) named 'Sooty'. Sooty was very badly burnt during the Taree bushfires (NSW) in November 2019. His nose, hands, feet and chin we...

Doug Gimesy / Sue Swain with rescued bush fire victim koala (Phascolarctos cinereus) named 'Sooty'. Sooty was very badly burnt during the Taree bushfires (NSW) in November 2019. His nose, hands, feet and chin were...

Doug Gimesy / Sue Swain with rescued bush fire victim koala (Phascolarctos cinereus) named 'Sooty', Sooty was very badly burnt during the Taree bushfires (NSW) in November 2019. His nose, hands, feet and chin were...

Doug Gimesy / Very badly burnt front foot of a Koala (Phascolarctos cinereus) named 'Sooty' from the Taree bushfires (NSW) in November 2019, is held by koala rescuer and carer, Sue Swain. When he arrived, his nose...

Doug Gimesy / Sue Swain looks at the bush fire victim koala (Phascolarctos cinereus) named 'Sooty' who she has just applied burn cream to. 'Sooty' was very badly burnt during the Taree bushfires...