Chien Lee / Minden / Bornean Smaller Flying Frog (Rhacophorus borneensis), Kubah National Park, Sarawak, Malaysia

Tui De Roy / Darwin's small ground finch (Geospiza fuliginosa), inspecting Galapagos giant tortoise for ticks, Isabela Island, Galapagos, South America.

Etienne Littlefair / Eyrean Grasswren (Amytornis goyderi) in typical hopping motion, Andado Station, Northern Territory, Australia, November.

Staffan Widstrand / Wild Wonders of China / Taiwan yuhina (Yuhina brunneiceps) pair perched amongst pink blossom, Alishan National Scenic Area, Taiwan. Endemic species

Staffan Widstrand / Wild Wonders of China / Taiwan yuhina (Yuhina brunneiceps) pair perched amongst pink blossom, Alishan National Scenic Area, Taiwan. Endemic species

Olga Kamenskaya / Baikal seal (Pusa sibirica) pup on ice, endemic species. Lake Baikal, Russia, April.

Doug Perrine / I'iwi / Scarlet honeycreeper (Vestiaria / Drepanis coccinea) feeding on blossoms of mamane tree, (Sophora chrysophylla) also an endemic species, Haleakala National Park, Maui, Hawaii. Endemic, Vul...

Lorraine Bennery / Fosa / Fossa (Cryptoprocta ferox) male, head portrait, Kirindy Forest, Western Madagascar, Endemic.

Lorraine Bennery / Broad-billed rollers (Eurystomus glaucurus) Tsingy Bemaraha National Park, Madagascar.

Lorraine Bennery / Brygoo's chameleon, / Leaf chameleon (Brookesia brygooi) tiny endemic chameleon. Madagascar.

Oriol Alamany / Ethiopian Wolf (Canis simensis) catching a big-headed African mole-rat (Tachyoryctes macrocephalus) in the Sanetti Plateau, Bale Mountains National Park, Oromia, Ethiopia.

Duncan Murrell / New Zealand giraffe weevil (Lasiorhynchus barbicornis), Lake Waikaremoana, North Island, New Zealand. New Zealand giraffe weevil is endemic to New Zealand and is its longest beetle in the world.

Paul Williams / Kinabalu Giant red leech (Mimobdella buettikoferi) feeding on Kinabalu Giant earthworm (Pheretima darnleiensis), Mount Kinabalu, Borneo.

Yashpal Rathore / Small tree frog (Rhacophorus lateralis) at night under starry sky, Western Ghats. India. Endangered and endemic to Western Ghats.

Marie Lochman / Dryandra (Banksia subpinnatifida), Western Australian endemic plant, Dryandra forest National Park, Western Australia.

Marie Lochman / Banksia (Banksia nivea), Western Australian endemic plant, Mt. Lesueur National Park, Western Australia.

Marie Lochman / Woolly-orange banksia (Banksia victoriae), Western Australian endemic plant, Western Australia, Bindoo Hill Nature Reserve, September 2014

Marie Lochman / Showy Banksia (Banksia speciosa), Western Australian endemic plant, Cape Arid National Park, Western Australia.

Marie Lochman / Sceptre Banksia (Banksia sceptrum), Western Australian endemic plant, Kalbari National Park, Western Australia. December 2011

Marie Lochman / Creeping banksia (Banksia repens), Western Australian endemic plant, Fitzgerald River National Park, Western Australia.

Marie Lochman / Firewood banksia (Banksia menziesii), Western Australian endemic plant, Mt. Lesueur National Park, Western Australia.

Marie Lochman / Holly-leaved banksia (Banksia ilicifolia), Western Australian endemic plant, Yeal Nature Reserve, Western Australia.

Marie Lochman / Karri (Eucalyptus diversicolor), third tallest tree in the world, Western Australian endemic plant, D'Entrecasteaux National Park, April 2017

Marie Lochman / Wandoo (Eucalyptus wandoo), Western Australian endemic plant, Darling Range, December 2014

Marie Lochman / Wandoo (Eucalyptus wandoo), Western Australian endemic plant, Mt. Yetar - Darling Range, December 2014

Marie Lochman / Salmon Gum (Eucalyptus salmonophloia), Western Australian endemic plant, Dunn Rock Nature Reserve, March 2015

Marie Lochman / Red tingle tree (Eucalyptus jacksonii), Western Australian endemic plant, Walpole-Nornalup National Park, Western Australia.

Phil Savoie / Scottish wildcat (Felis silvestris grampia) captive, endemic to Scotland. September

Eladio Fernandez / Fernandina's flicker (Colaptes fernandinae), Cuba, endemic species

Lorraine Bennery / White-fronted brown lemur (Eulemur albifrons) in tree, Rainforests of the Atsinanana, Marojejy National Park, Madagascar. Endangered species, endemic.

Lorraine Bennery / Red-bellied lemur (Eulemur rubriventer) huddling together in tree branches. Anjozorobe Special Reserve, Madagascar. Vulnerable species, endemic.

Lorraine Bennery / Fossa (Cryptoprocta ferox) resting, Kirindy Forest Private Reserve, Madagascar,Vulnerable, endemic.

Lorraine Bennery / White-fronted brown lemur female (Eulemur albifrons), sitting in tree, Rainforests of Atsinanana, Marojejy National Park. Madagascar, Endangered, endemic.

Eladio Fernandez / Blue-headed quail-dove (Starnoenas cyanocephala) profile, Cuba. Endangered species. Endemic.

Karine Aigner / Cuban Parakeet (Psittacara euops) preening each other, Cuba. Endemic.

Karine Aigner / Cuban parakeet (Psittacara euops) preening, Bermejas, Cuba. Endemic.

Karine Aigner / Cuban parakeets (Psittacara euops) preening each other, Bermejas, Cuba. Endemic.

Lorraine Bennery / Sifaka de Decken (Propithecus deckenii), sitting in tree, Tsingy de Bemaraha National Park, Madagascar, Endangered, endemic.

Bruno D'Amicis / Wild Apennine wolf (Canis lupus italicus) in snowy landscape. Central Apennines, Abruzzo, Italy. February. Italian endemic subspecies.

Nick Garbutt / Adult Aye-aye (Daubentonia madagascariensis) active in forest canopy at night. Dry deciduous forest near Andranotsimaty. Daraina, northern Madagascar. Critically Endangered

Tui De Roy / Marine Iguana (Amblyrhynchus cristatus), Punta Espinosa, Fernandina Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) surfing wave, Plazas Island, Galapagos Islands, Ecuador

Daniel J. Cox / Orangutan (Pongo pygmaeus) male, Tanjung Puting National Park, Indonesia

Christian Ziegler / Panther Chameleon (Chamaeleo pardalis) juvenile camouflaged, Amber Mountain National Park, Madagascar

Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis vandenburghi) pair facing off, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador

Tui De Roy / Blue-footed Booby (Sula nebouxii), Turtle Cove, Santa Cruz Island, Galapagos Islands, Ecuador

Tui De Roy / Swallow-tailed Gull (Creagrus furcatus) pair on coast, Plazas Island, Galapagos Islands, Ecuador

Tui De Roy / Swallow-tailed Gull (Creagrus furcatus) parent brooding chick, Plazas Island, Galapagos Islands, Ecuador