Paul D Stewart / 1881 portrait of Charles Robert Darwin (12 February 1809 - 19 April 1882) English Naturalist and author of the Origin of Species. 1922 Hand coloured portrait aquatint of Darwin by G. Sidney Hunt after...

Paul D Stewart / Male peacock (Pavo cristatus) displaying his ocellated tail feathers.

Paul D Stewart / Illustration of 'The Entomologist'. Rare copper print with original hand colouring, drawn by George Spratt, printed by George Madely, and sold individually as part of a series through Charles Tilt's F...

Paul D Stewart / A rare British broadsheet illustration with contemporary hand colouring, drawn and engraved by John Emslie and published by James Reynolds in 1849. It shows reconstructions of extinct creatures in the...

Pete Oxford / Galapagos Giant Tortoise (Geochelone elephantophus / Chelonoidis nigra) head portrait, Charles Darwin Research Station. Puerto Ayora,Santa Cruz Island, Galapagos, endemic

Pete Oxford / Finch specimens at the Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands, L to R Top: Large Ground Finch (Geospiza magnirostris), Woodpecker Finch (Cactospiza pallidu...

Pete Oxford / Finch specimens (Emberizidae) at the Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands

Tim Laman / Galapagos giant tortoise (Geochelone nigra / Geochelone elephantopus) feeding (captive). Charles Darwin Research Station, Santa Cruz Island, Galapagos Islands.

Tui De Roy / Pinta Island Galapagos Tortoise (Chelonoidis nigra abingdoni), Lonesome George, the last survivor of his race, Darwin Reserve Station, Santa Cruz Island, Galapagos Islands, Ecuador

Pete Oxford / Giant tortoise {Geochelone elephantopus} Galapagos Islands, Ecuador Charles Darwin Research Stn

John Abbott / Medium ground finch (Geospiza fortis) male on rock, Charles Darwin Research Station, Santa Cruz Island, Galapagos

John Abbott / Cactus finch (Geospiza scandens) Charles Darwin Research Station, Santa Cruz Is, Galapagos Islands

John Abbott / Medium ground finch (Geospiza fortis) female on rock, Charles Darwin Research Station, Santa Cruz Island, Galapagos

Pete Oxford / Taking blood from Galapagos Giant Tortoise (Chelonoidis nigra) Charles Darwin Research Station. Puerto Ayora, Santa Cruz, Galapagos

Pete Oxford / School children watching a Puppet Show explaining environmental issues, presented by members of the Charles Darwin Research Station, Public Relations Department, Puerto Ayora, Santa Cruz Island, Galap...

Staffan Widstrand / Captive tortoises (Chelonia nigra) at Charles Darwin Research Station. Galapagos, Ecuador, April.

Pete Oxford / Galapagos Giant Tortoise (Geochelone elephantophus / Chelonoidis nigra) Charles Darwin Research Station. Puerto Ayora,Santa Cruz Island, Galapagos, endemic

Pete Oxford / Galapagos Giant Tortoise (Geochelone elephantophus / Chelonoidis nigra) head portrait, Charles Darwin Research Station. Puerto Ayora,Santa Cruz Island, Galapagos, endemic

Pete Oxford / Close up of the foot pad of a Galapagos Giant Tortoise (Geochelone elephantophus / Chelonoidis nigra) Charles Darwin Research Station. Puerto Ayora,Santa Cruz Island, Galapagos, endemic

Pete Oxford / Scientists from the Charles Darwin Research Station record, ring and take biological samples from wild Galapagos Hawk (Buteo galapagoensis) Espanola Island, Galapagos Islands, Vulnerable species,endem...

Pete Oxford / Finch specimens (Emberizidae) at the Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands

Pete Oxford / Finch specimens (Emberizidae) at the Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands

Pete Oxford / Moth collection held by the Entomology Department at the Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos

Pete Oxford / Galapagos Giant Tortoise, Saddleback form (Geochelone elephantophus hoodensis / Chelonoidis nigra hoodensis) Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos

Pete Oxford / Galapagos Giant Tortoise, Saddleback form (Geochelone elephantophus hoodensis / Chelonoidis nigra hoodensis) Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos

Pete Oxford / Galapagos Giant Tortoise (Chelonoidis nigra), Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Giant Tortoise (Chelonoidis nigra), Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Pete Oxford / Pinzon Island Tortoise (Chelonoidis nigra ephippium) hatchling emerging from egg, Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Pete Oxford / Pinzon Island Tortoise (Chelonoidis nigra ephippium) hatchling emerging from egg, Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Pete Oxford / Pinzon Island Tortoise (Chelonoidis nigra ephippium) hatchling emerging from egg, Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Pete Oxford / Pinzon Island Tortoise (Chelonoidis nigra ephippium) hatchling emerging from egg, Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Tui De Roy / Pinta Island Galapagos Tortoise (Chelonoidis nigra abingdoni) named Lonesome George is the last individual of his subspecies, Charles Darwin Research Center, Pinta Island, Galapagos Islands, Ecuador

Tui De Roy / Pinta Island Galapagos Tortoise (Chelonoidis nigra abingdoni) named Lonesome George is the last individual of his subspecies, browsing on cactus, Charles Darwin Research Station, Pinta Island, Galapag...

Tui De Roy / Pinta Island Galapagos Tortoise (Chelonoidis nigra abingdoni) named Lonesome George is the last individual of his subspecies, Charles Darwin Research Center, Pinta Island, Galapagos Islands, Ecuador

Tui De Roy / Pinta Island Galapagos Tortoise (Chelonoidis nigra abingdoni) named Lonesome George is the last individual of his subspecies, with attendant, Charles Darwin Research Center, Pinta Island, Galapagos Is...

Tui De Roy / Pinta Island Galapagos Tortoise (Chelonoidis nigra abingdoni) named Lonesome George is the last individual of his subspecies, Charles Darwin Research Station, Pinta Island, Galapagos Islands, Ecuador

Tui De Roy / Pinta Island Galapagos Tortoise (Chelonoidis nigra abingdoni) named Lonesome George is the last individual of his subspecies, Charles Darwin Research Station, Pinta Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Giant Tortoise (Chelonoidis nigra) undergoing surgery to sterilize hybrids accidentally produced in captive breeding program to repopulate Pinta Island to restore its ecological balance, Cha...

Pete Oxford / Galapagos Hawk (Buteo galapagoensis) being measured by scientists from the Charles Darwin Research Station, Galapagos Islands, Ecuador

Stephen Dalton / Charles Darwin's study at Down House, Kent, UK

Pete Oxford / Giant tortoise (Geochelone elephantopus abingdoni) 'Lonesome George' the last of the Pinta Island tortoise subspecies (Geochelone nigra abingdoni) stretching neck to get leaves, captive, Charles Darwi...

Pete Oxford / Giant tortoise (Geochelone elephantopus abingdoni) 'Lonesome George' the last of the Pinta Island tortoise subspecies (Geochelone nigra abingdoni), captive, Charles Darwin Station, Santa Cruz island,...

Pete Oxford / Giant tortoise (Geochelone elephantopus abingdoni) 'Lonesome George' the last of the Pinta Island tortoise subspecies (Geochelone nigra abingdoni) with Fausto Llerena the National Park Guard who broug...

Pete Oxford / Giant Tortoise (Geochelone elephantopus abingdoni) 'Lonesome George' the last of the Pinta Island Tortoise subspecies (Geochelone nigra abingdoni), captive, Charles Darwin Station, Santa Cruz island...

Pete Oxford / Giant Tortoise (Geochelone elephantopus abingdoni) 'Lonesome George' the last of the Pinta Island Tortoise subspecies (Geochelone nigra abingdoni) feeding, captive, Charles Darwin Station, Santa Cru...

Pete Oxford / Nursery of Endemic / Native Galapagos Plants for sale at a subsidized rate to encourage use of native species rather than introduced ornamental plant for local gardens. CDRS (Charles Darwin Research S...

Pete Oxford / Giant Tortoise (Geochelone elephantopus abingdoni) 'Lonesome George' the last of the Pinta Island Tortoise subspecies (Geochelone nigra abingdoni), captive, Charles Darwin Station, Santa Cruz island...

Pete Oxford / Giant Tortoise (Geochelone elephantopus abingdoni) 'Lonesome George' the last of the Pinta Island Tortoise subspecies (Geochelone nigra abingdoni), captive, Charles Darwin Station, Santa Cruz island...

Pete Oxford / Giant Tortoise (Geochelone elephantopus abingdoni) 'Lonesome George' the last of the Pinta Island Tortoise subspecies (Geochelone nigra abingdoni), captive, Charles Darwin Station, Santa Cruz island...

Tim Laman / Galapagos giant tortoises (Geochelone nigra / Geochelone elephantopus) in captivity at the Charles Darwin Research Station, with tourists. Santa Cruz Island, Galapagos Islands.

Tim Laman / Galapagos giant tortoise (Geochelone nigra hoodensis), Espanola (Hood) Island race. A male named 'Diego' at the captive breeding center at the Charles Darwin Research Station. He fathered offspring us...

Tim Laman / Galapagos giant tortoise (Geochelone nigra / Geochelone elephantopus) feeding (captive). Charles Darwin Research Station, Santa Cruz Island, Galapagos Islands.

Tim Laman / Galapagos giant tortoise (Geochelone nigra abingdoni) from Pinta island named "Lonesome George" (captive). He is the only remaining member of his race. Charles Darwin Research Station, Santa Cruz Isla...

Tim Laman / Galapagos land iguana (Conolophus subcristatus) at Charles Darwin Research Station (captive). Santa Cruz Island, Galapagos Islands.

Tim Laman / Young Galapagos giant tortoises (Geochelone nigra / Geochelone elephantopus) at the captive breeding facility at the Charles Darwin Research Station, Santa Cruz Island, Galapagos Islands.

Jack Dykinga / Land Iguana (Conolophus subcristatus) shedding its skin at the Charles Darwin Research Station's breeding centre on Santa Cruz Island, Galapagos

Pete Oxford / 'Lonesome George' the Giant Galapagos tortoise (Geochelone elephantopus abingdoni) from Pinta Is, captive, Charles Darwin Research Staion, Santa Cruz, Galapagos

Pete Oxford / Lonesome George - Giant Galapagos tortoise (Geochelone elephantopus abingdoni) from Pinta Is, captive, Charles Darwin Research Staion, Santa Cruz, Galapagos

Pete Oxford / Lonesome George - the Giant Galapagos tortoise (Geochelone elephantopus abingdoni) from Pinta Is, captive, Charles Darwin Research Staion, Santa Cruz, Galapagos

Pete Oxford / Galapagos Giant Tortoise, Charles Darwin Research Station (Geochelone elephantopus)

Tui De Roy / Saddleback Galapagos Tortoise (Chelonoidis nigra hoodensis) mature male, one of only two used for captive breeding, Charles Darwin Research Station, Santa Cruz Island, Galapagos Islands, Ecuador

Tui De Roy / Saddleback Galapagos Tortoise (Chelonoidis nigra hoodensis) mature male, one of only two used for captive animal breeding, Charles Darwin Research Station, Santa Cruz Island, Galapagos Islands, Ecuado...

Tui De Roy / Saddleback Galapagos Tortoise (Chelonoidis nigra hoodensis) mature male, one of only two used for captive animal breeding, Charles Darwin Research Station, Santa Cruz Island, Galapagos Islands, Ecuado...

Tui De Roy / Saddleback Galapagos Tortoise (Chelonoidis nigra hoodensis) mature male, one of only two used for captive animal breeding, Charles Darwin Research Station, Santa Cruz Island, Galapagos Islands, Ecuado...

Tui De Roy / Pinta Island Galapagos Tortoise (Chelonoidis nigra abingdoni), Lonesome George, the last survivor of his race, Darwin Reserve Station, Santa Cruz Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Giant Tortoise (Chelonoidis nigra) hatchlings checked on by park warden, Galapagos Islands, Ecuador Giant Tortoise at Charles Darwin Research Station, Galapagos Islands, Ecuador

Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) at Charles Darwin Research Station, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Giant Tortoise (Chelonoidis nigra) field trip to show children wild tortoises, Charles Darwin Research Station, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Giant Tortoise (Chelonoidis nigra) hatchling emerging from egg in incubator, Charles Darwin Research Station, Galapagos Islands, Ecuador

Pete Oxford / Giant tortoise {Geochelone elephantopus} Charles Darwin Research Stn, Galapagos Islands

Pete Oxford / Galapagos Giant tortoise. Charles Darwin Research Station, Galapagos.

Pete Oxford / Galapagos Giant Tortoise at Charles Darwin Research Station

Paul D Stewart / The 'leisure Hour' January 1859, a pickled gorilla propped up with stick from the barrel in which it was preserved. It is a specimen from Paul Du Chaillu intended (as the label on the barrel lid state...

Paul D Stewart / A swan orchid 'Cycnoches' in gilt on the front cover of the first edition (plum, ribbed) of 'On the Various Contrivances by which Orchids are fertilised by Insects and the good effects of intercrossin...

Paul D Stewart / 'Swan Orchid' (Cyncnoches sp.) by Charles Darwin, 1862 first issue (idnentified by gilt orchid and ridged plum cloth) or 'On the various contrivances by which British and foreign orchids are fertilise...

Paul D Stewart / Illustartion of series of primate skeletons, the frontis engraving by Waterhouse Hawkins from the first edition of Huxley's 1863 'Evidences as to Man's Place in Nature'. In this book Huxley presented...

Paul D Stewart / Lithograph with contemporary colouring, continental version of the wallchart produced by Benjamin Waterhouse Hawkins for the Department of Science and Art 1862. It includes elements of the fourth and...

Paul D Stewart / Great Argus Pheasant feather (Argusianus argus). Composite photograph of Argus secondary wing feather left and right Fig 56. Page 143 Vol II of Charles Darwin 'The Descent of Man and Selection in Rela...

Paul D Stewart / 'L'homme descend du singe' cartoon caricature by Andre Gill, 18th August, 1878, La Lune, Paris. Gill shows a monkey with the face of French materialist Emile Littre encouraging a similarly simian Darw...

Paul D Stewart / Two of Darwin's staunchest supporters in the field during a trip to the Rockies in 1877. Left (seated) British botanist Joseph Dalton Hooker, the director of Kew and one of Charles Darwin's close frie...

Paul D Stewart / Two of Darwin's staunchest supporters in the field during a trip to the Rockies in 1877. Centre (seated) British botanist Joseph Dalton Hooker, the director of Kew and one of Charles Darwin's close fr...

Paul D Stewart / Illustration of 'Prof. Darwin' coloured lithograph by Faustin Betbeder, with original Shakespeare quotes in text below. Front page of the 'Figaro' paper N. 475, London Wednesday February 18th 1874. It...

Paul D Stewart / Photograph of Charles Darwin taken by his son Leonard around 1874 when Darwin was in his mid sixties. It appeared in 'Charles Darwin. A Paper Contributed to the Transactions of the Shropshire Archaeol...

Paul D Stewart / High resolution steel engraving portrait of Charles Darwin by C.Cook, printed by William Mackenzie, the Scottish printer and publisher in 1899. It appears in James Taylor's 'The Victorian Empire' and...

Paul D Stewart / Hand coloured photograph of Darwin in old age by Paul Stewart based on the 1879 photograph by Elliot and Fry. According to Gene Kritsky, who maintains an archive of Darwin photographs, the Elliot and...

Paul D Stewart / Photographic portrait of Richard Owen (20, July 1804- 18 December 1892). Woodburytype photograph by Lock & Whitfield published in 'Men or Mark' 1878. Owen was a comparative anatomist and palaeontologi...

Paul D Stewart / Hand coloured image of Charles Darwin by Paul Stewart derived from the photograph of Darwin taken by Elliot and Fry in 1881 shortly before his death.

Paul D Stewart / Illustrated portraits of Richard Owen (20, July 1804- 18 December 1892) and Thomas Henry Huxley (4 May 1825 - 29 June 1895). Linley Sambourne's illustration for the new 1885 Macmillan edition of Kings...

Paul D Stewart / 1881 portrait of Charles Robert Darwin ( 12 February 1809 - 19 April 1882), English Naturalist and author of the Origin of Species. 1922 Hand coloured portrait aquatint of Darwin by G. Sidney Hunt aft...

Paul D Stewart / Portrait of Richard Owen (20, July 1804- 18 December 1892), 1889 mezzotint by H.J. Thaddeus with contemporary face but pose taken from an earlier 1852 photograph with dinosaur. Owen was a comparative...

Paul D Stewart / 1909 illustration of Charles Darwin in tree with young chimpanzee (left) and orangutan (right) by the German artist Thomas Theodor Heine in the periodical 'Simplicissimus' 15th February 1909. This for...

Paul D Stewart / 1909 'On Darwin's hundredth Birthday' Illustration of Charles Darwin in heavenly tree with young chimpanzee (left) and orangutan (right). Chromolithograph by the German artist Thomas Theodor Heine in...

Paul D Stewart / Detail of Great Argus Pheasant (Argusianus argus) zoo specimen, from SE Asia. Secondary wing feathers showing ocelli. Page 143 Vol II of Charles Darwin 'The Descent of Man and Selection in Relation to...

Paul D Stewart / Portrait of Richard Owen and Moa leg (20, July 1804 - 18 December 1892) photo-engraved by Walker and Boutall around 1894 from an 1846 Daguerrotype. Owen was a comparative anatomist and palaeontologist...

Paul D Stewart / Portrait of Richard Owen (20, July 1804 - 18 December 1892), 1894 engraving from an 1840s painting by Pickersgill, later hand colouring. Owen was a comparative anatomist and palaeontologist. He coined...

Paul D Stewart / Illustrated London News 4th October 1845, an engraving of the Hunterian Museum with 'Darwin-like' figure central. Darwin discovered many striking extinct giant mammals while travelling overland in Sou...