Clay Bolt / Entomologist and bee expert Eli Wyman with the first rediscovered individual of Wallace's giant bee (Megachile pluto) Mollucas, Indonesia. January 2019. Model released.

Inaki Relanzon / Madagascar Pochard (Aythya innotata) on water. One of the most endangered ducks in the world, rediscovered in 2008. Bemanevika protected area, north Madagascar, Africa.

Ch'ien Lee / Fairy Lantern (Thismia neptunis) mushroom, unseen since its original discovery in 1866 by Odoardo Beccarii, it was re-discovered in 2018, Kubah National Park, Sarawak, Borneo, Malaysia

Clay Bolt / Man examining an arboreal termite mound containing the first rediscovered Wallace's giant bee (Megachile pluto) and her nest, Mollucas, Indonesia. January 2019

Mike Potts / Looking toward Dent Island, where the long thought extinct Campbell Island teal (Anas aucklandica) was rediscovered in 1975, Campbell Island, Subantarctic New Zealand, January

Chien Lee / Bornean Rainbow Toad (Ansonia latidisca), unseen since 1924 it was rediscovered in 2011, Gunung Penrissen, Sarawak, Borneo, Malaysia

Yashpal Rathore / Boulenger's tree frog (Rhacophorus lateralis) rediscovered recently after 100 yrs. Coorg, Karnataka, India. Endemic to Western Ghats. Endangered species

Yashpal Rathore / Boulenger's tree frog (Rhacophorus lateralis) rediscovered recently after 100 yrs. Coorg, Karnataka, India. Endemic to Western Ghats. Endangered species

Yashpal Rathore / Boulenger's tree frog (Rhacophorus lateralis) rediscovered recently after 100 yrs. Coorg, Karnataka, India. Endemic to Western Ghats. Endangered species

Yashpal Rathore / Boulenger's tree frog (Rhacaphorus lateralis) recently rediscovered after 100 years. Coorg, Karnataka, India. Endemic to Western Ghats. Endangered species

Yashpal Rathore / Boulenger's tree frog (Rhacaphorus lateralis) recently rediscovered after 100 years. Coorg, Karnataka, India. Endemic to Western Ghats. Endangered species

Yashpal Rathore / Boulenger's tree frog (Rhacaphorus lateralis) recently rediscovered after 100 years. Coorg, Karnataka, India. Endemic to Western Ghats. Endangered species

Yashpal Rathore / Boulenger's tree frog (Rhacaphorus lateralis) recently rediscovered after 100 years. Coorg, Karnataka, India. Endemic to Western Ghats. Endangered species

Yashpal Rathore / Boulenger's tree frog (Rhacaphorus lateralis) recently rediscovered after 100 years. Coorg, Karnataka, India. Endemic to Western Ghats. Endangered species

Yashpal Rathore / Boulenger's tree frog (Rhacaphorus lateralis) recently rediscovered after 100 years. Coorg, Karnataka, India. Endemic to Western Ghats. Endangered species

Pete Oxford / Rio Pescado Stubfoot Toad (Atelopus balios), rediscovered in 2015, native to South America

Pete Oxford / Rio Pescado Stubfoot Toad (Atelopus balios), rediscovered in 2015, native to South America

Sebastian Kennerknecht / Bornean Rainbow Toad (Ansonia latidisca) male camouflaged on tree trunk, species unseen since 1924 when it was rediscovered in 2011, Tawau Hills Park, Sabah, Borneo, Malaysia

Mark Carwardine / New Caledonia crested / Guichenot's giant / Eyelash gecko (Rhacodactylus ciliatus) captive, from South Province, New Caledonia. Thought to be extinct but rediscovered in 1994

Mark Carwardine / New Caledonia crested / Guichenot's giant / Eyelash gecko (Rhacodactylus ciliatus) using tongue to wipe its eye clean, captive, from South Province, New Caledonia. Thought to be extinct but rediscover...

Mark Carwardine / New Caledonia crested / Guichenot's giant / Eyelash gecko (Rhacodactylus ciliatus) captive, from South Province, New Caledonia. Thought to be extinct but rediscovered in 1994

Sandesh Kadur / The large Malabar gliding frog (Rhacophorus malabaricus) next to smaller winged Gliding frog (Rhacophorus lateralis) Southern Coorg, Western Ghats, Southern India. The winged gliding frog is highly...

Andy Sands / Bug (Eremocoris fenestratus), a species thought extinct in the UK but recently rediscovered. London, England, UK, August.

Chien Lee / Bornean Rainbow Toad (Ansonia latidisca) camouflaged on tree trunk, species was rediscovered in 2011, Sarawak, Borneo, Malaysia

Chien Lee / Bornean Rainbow Toad (Ansonia latidisca), unseen since 1924 it was rediscovered in 2011, Sarawak, Borneo, Malaysia

Chien Lee / Bornean Rainbow Toad (Ansonia latidisca), unseen since 1924 it was rediscovered in 2011, Sarawak, Borneo, Malaysia

Inaki Relanzon / Two Madagascar Pochard (Aythya innotata) on water. One of the most endangered ducks in the world, rediscovered in 2008. Bemanevika protected area, north Madagascar, Africa.

Inaki Relanzon / Madagascar Pochard (Aythya innotata) on water. One of the most endangered ducks in the world, rediscovered in 2008. Bemanevika protected area, north Madagascar, Africa.

Albert Lleal / Eyelash Gecko (Rhacodactylus ciliatus) with elongated scales over eyes was thought extinct but rediscovered in 1994, New Caledonia

Ch'ien Lee / Fairy Lantern (Thismia neptunis) mushroom, unseen since its original discovery in 1866 by Odoardo Beccarii, it was re-discovered in 2018, Kubah National Park, Sarawak, Borneo, Malaysia

Ch'ien Lee / Fairy Lantern (Thismia neptunis) mushroom, unseen since its original discovery in 1866 by Odoardo Beccarii, it was re-discovered in 2018, Kubah National Park, Sarawak, Borneo, Malaysia

Chien Lee / Bornean Rainbow Toad (Ansonia latidisca), unseen since 1924 it was rediscovered in 2011, Gunung Penrissen, Sarawak, Borneo, Malaysia

Sebastian Kennerknecht / Bornean Rainbow Toad (Ansonia latidisca) male camouflaged on tree trunk, species unseen since 1924 when it was rediscovered in 2011, Tawau Hills Park, Sabah, Borneo, Malaysia

Paul D Stewart / The frontis to Gideon Mantell's 1851 book, 'Petrifactions and their Teachings - a handbook to the gallery of organic remains at the British Museum'. The frontis engraving is of Notornis Mantelli - the...

Chien Lee / Bornean Rainbow Toad (Ansonia latidisca), unseen since 1924 it was rediscovered in 2011, Sarawak, Borneo, Malaysia

Chien Lee / Bornean Rainbow Toad (Ansonia latidisca), unseen since 1924 it was rediscovered in 2011, Sarawak, Borneo, Malaysia

Bruce Thomson / South Island takahe (Porphyrio hochstetteri) crouched in grassland, large endemic flightless swamp hen thought to be extinct, rediscovered in 1948, New Zealand.

Bruce Thomson / South Island takahe (Porphyrio hochstetteri) in grassland, large endemic flightless swamp hen thought to be extinct, rediscovered in 1948, New Zealand.

Morley Read / Longnose harlequin frog (Atelopus longirostris), critically endangered species. Was considered extinct but four individuals were rediscovered in 2016. This individual was photographed at same site. Ju...

Morley Read / Confusing rocket frog (Ectopoglossus confusus). Endangered species, individual part of rediscovered population. Population under threat as it lies within a mining concession. Rio Junin, Imbabura Provi...

Morley Read / Longnose harlequin frog (Atelopus longirostris), critically endangered species. Was considered extinct but four individuals were rediscovered in 2016. This individual found at same site. Junin, Imbabu...

Morley Read / Longnose harlequin frog (Atelopus longirostris), Junin, Imbabura Province, Ecuador, 2019. Previously listed as extinct by the IUCN, 5 individuals have been rediscovered since 2016.

Morley Read / Longnose harlequin frog (Atelopus longirostris), Junin, Imbabura Province, Ecuador, 2019. Previously listed as extinct by the IUCN, 5 individuals have been rediscovered since 2016.

Morley Read / Longnose harlequin frog (Atelopus longirostris), Junin, Imbabura Province, Ecuador, 2019. Previously listed as extinct by the IUCN, 5 individuals have been rediscovered since 2016.

Morley Read / Longnose harlequin frog (Atelopus longirostris), Junin, Imbabura Province, Ecuador, 2019. Previously listed as extinct by the IUCN, 5 individuals have been rediscovered since 2016.