Doug Wechsler / Plainfin midshipman {Porichthys notatus} with photopores on chin, occurs in Pacific ocean. captive

Mike Parry / Southern Right Whale (Eubalaena australis) with callosities on head and chin, Western Australia

Tom Vezo / Arctic Wolf (Canis lupus) portrait of white wolf with ice on its chin, Idaho

Mitsuaki Iwago / Weddell Seal (Leptonychotes weddellii) scratching chin, Antarctica

Tui De Roy / Bearded Seal (Erignathus barbatus) scratching its chin while resting on ice floe, Kongsfjorden, Spitsbergen, Svalbard, Norwegian Arctic

Xu Jian / White browed gibbon hanging {Hylobates hoolock} Yunnan, Chin

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...

Doug Gimesy / ?Sue Swain gives a bush fire victim koala (Phascolarctos cinereus) named 'Sooty', a dietary supplement in her garage (where she keeps this koala being cared for). ??Sooty' was very badly burnt during...