Bruno D'Amicis / Marsican / Apennine brown bear (Ursus arctos marsicanus) checking rub-tree for scent. Critically endangered subspecies. Abruzzo, Lazio and Molise National Park / Parco Nazionale d'Abruzzo, Lazio e...

Bruno D'Amicis / Marsican / Apennine brown bear (Ursus arctos marsicanus) adult seen through old growth Beech (Fagus sylvatica) forest trees, Abruzzo, Lazio and Molise National Park / Parco Nazionale d'Abruzzo, La...

Roland Seitre / Long-wattled Umbrellabird (Cephalopterus penduliger) captive at Dutch Foundation for the Refuge and Care of Parrots. Native to Choco of Ecuador and Colombia. Vulnerable species.

Roland Seitre / New Caledonian Flying-Fox (Pteropus vetulus) Poindimie, New Caledonia.

Ross Hoddinott / Southern hawker dragonfly (Aeshna cyanea) close-up of head and body, Broxwater, Cornwall, UK, JUly 2012.

Roland Seitre / Makatea Grey-Green Fruit-Dove (Ptilinopus chalcurus) at nest, Tuamotus archipelago, French Polynesia. Endemic and vulnerable species.

Guy Edwardes / Apollo butterfly (Parnassius apollo) roosting, Rhodope Mountains, Bulgaria. June.

Guy Edwardes / Apollo butterfly (Parnassius apollo) roosting, Rhodope Mountains, Bulgaria. June.

Chris Shields / Illustration of a male Queen Alexandra's birdwing butterfly (Ornithoptera alexandrae). Endangered.

Chris Shields / Illustration of a female Queen Alexandra's birdwing butterfly (Ornithoptera alexandrae). Endangered.

Chris Shields / Illustration of a male Queen Alexandra's birdwing butterfly (Ornithoptera alexandrae). Endangered.

Roland Seitre / Hispaniolan hutia (Plagiodontia aedium) captive, Endangered species Endemic to the island of Hispaniola.

Doug Gimesy / Regent honeyeater (Anthochaera phrygia) held in a processing tent before being weighed and having a radio transmitter attached. Lower Hunter Valley, NSW, Australia. June 2020 MR supplied. Model releas...

Doug Gimesy / Tray of radio transmitters that will be attached to captive bred Regent Honeyeaters (Anthochaera phrygia) before they are released. Lower Hunter Valley, NSW, Australia. June 2020

Doug Gimesy / Captive bred Regent Honeyeaters (Anthochaera phrygia) which have just arrived form Taronga zoo, are processed at their release site in a processing tent - where they are weighed and measured, as well...

Doug Gimesy / Regent honeyeaters (Anthochaera phrygia) captive bred indivuals having just left their release tent, Lower Hunter Valley, NSW, Australia. June 2020

Doug Perrine / Juvenile Spotted eagle ray (Aetobatus ocellatus) viewed from above, Keauhou Bay, South Kona, Hawaii Island, Hawaii.

Doug Perrine / Spotted or Ocellated eagle ray (Aetobatus ocellatus), Hoover's Reef, Makako Bay, Keahole, Kona, Hawaii Island, Hawaii.

Doug Perrine / Spotted or Ocellated eagle ray (Aetobatus ocellatus), Hoover's Reef, Makako Bay, Keahole, Kona, Hawaii Island, Hawaii.

Staffan Widstrand / Wild Wonders of China / Mr 'Happy' Wang Jeng Jiy photographing Black-faced Spoonbill (Platalea minor). Mr Wang Jeng Jiy is an ambassador for the spoonbills and an important person behind the success of the spoonbill...

Fabian Muhlberger / Wild Wonders of China / Black-faced spoonbill sideview ( Platalea minor ) Tainan fishponds and marshes, Taiwan.

Fabian Muhlberger / Wild Wonders of China / Black-faced spoonbill (Platalea minor) foraging, Tainan fishponds and marshes, Taiwan.

Fabian Muhlberger / Wild Wonders of China / Black-faced spoonbill (Platalea minor) feeding, Tainan fishponds and marshes, Taiwan.

Fabian Muhlberger / Wild Wonders of China / Black-faced Spoonbill (Platalea minor) portrait, Tainan fishponds and marshes, Taiwan.

Fabian Muhlberger / Wild Wonders of China / Black-faced Spoonbill (Platalea minor) feeding, Tainan fishponds and marshes, Taiwan.

Bruno D'Amicis / Taxidermy specimen of Almiqui / Cuban solenodon (Solenodon cubanus) exhibited in Museo de Historia Natural Tomas Romay at BioEco, Santiago de Cuba, Cuba. Critically endangered

John Chan / California least tern (Sternula antillarum browni) juvenile interacting with a decoy, Bolsa Chica Ecological Reserve, California, USA July.

John Chan / California least tern (Sternula antillarum browni) hovering while searching for prey, Bolsa Chica Ecological Reserve, California, USA June

John Chan / California least tern (Sternula antillarum browni) diving while fishing, Bolsa Chica Ecological Reserve, California, USA June.

John Chan / California least tern (Sternula antillarum browni) emerging from a dive with prey, Bolsa Chica Ecological Reserve, California, USA June/2016

John Chan / California least tern (Sternula antillarum browni) hovering while searching for prey, Bolsa Chica Ecological Reserve, California, USA June/2014

John Chan / California least tern (Sternula antillarum browni) stoops into a dive while fishing, Bolsa Chica Ecological Reserve, California, USA May.