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All images © Joseph W. Dougherty/ECOLOGY.ORG unless noted otherwise.


© Joseph W. Dougherty
Asset: 1200_01_02_09_10.tif
Species: Giant tortoise conservation and breeding research
Common: Charles Darwin Research Station entrance sign
Syn.: Geochelone nigra subsp.
Range: Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F. World famous for its conservation efforts and educational pursuits.
KW: Geochelone elephantopus, giant tortoises Galápagos Archipelago, evolution, natural selection,...

© Joseph W. Dougherty
Asset: 1200_01_02_09_11.tif
Species: Geochelone elephantopus
Common: Saddleback tortoise
Syn.: Geochelone nigra subsp.
Range: Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_05.tif
Species: Geochelone elephantopus
Common: Jean demonstrates how large the giant tortoise shells can be.
Syn.: Geochelone nigra subsp.
Range: Isla Santa Cruz
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_06.tif
Species: Geochelone elephantopus
Common: The plates of an old tortoise shell
Syn.: Geochelone nigra subsp.
Range: Isla Santa Cruz
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_07.tif
Species: Geochelone elephantopus
Common: The plates of an old tortoise shell
Syn.: Geochelone nigra subsp.
Range: Isla Santa Cruz
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_08.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (male)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_09.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (male)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_10.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (male)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_11.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (male)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_12.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (male)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_13.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (male)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_14.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (male)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_15.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (male)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_16.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (female)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_17.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (female)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence

© Joseph W. Dougherty
Asset: 1200_01_03_02_18.tif
Species: Geochelone elephantopus
Common: Galapagos Giant Tortoise (female)
Syn.: Geochelone nigra subsp.
Range: El Chato Tortoise Reserve, Isla Santa Cruz, Galápagos Archipelago
Tax.: Tustudinidae > Testudinoidea > Cryptodira > Testudines > Reptilia
Note: F.
KW: giant tortoises Galápagos Archipelago, evolution, natural selection, divergence



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