Neil Aldridge / Blindfolded and tranquilised adult White rhinoceros (Ceratotherium simum) with a tracking tag lies and recovers in the Okavango Delta, northern Botswana, following a translocation operation that invol...
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Jordi Chias / Juvenile Hawksbill turtle (Eretmochelys imbricata) released by biologist after being tagged, Cayman; Cayman Islands Archipelago.
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Juergen Freund / Chambered nautilus (Nautilus pompilius) with radio transmitter, Indo-pacific
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Juergen Freund / Richard Fitzpatrick releases Grey reef shark {Carcharhinus amblyrhynchos} after inserting transmitter into its belly, as part of the Coral Reef census, Lizard Island, Queensland, Australia, April 2008
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Claudio Contreras / California condor (Gymnogyps californianus) group feeding on carrion at feeding site, California condor recovery program. Sierra de San Pedro Martir National Park, Baja California Peninsula, Mexico. 2...
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Claudio Contreras / California condor (Gymnogyps californianus) in flight, wings radio tagged. California condor recovery program, Sierra de San Pedro Martir National Park, Baja California Peninsula, Mexico. 2011.
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Claudio Contreras / California condor (Gymnogyps californianus) in flight, wings radio tagged. California condor recovery program, Sierra de San Pedro Martir National Park, Baja California Peninsula, Mexico. 2011.
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Claudio Contreras / California condor (Gymnogyps californianus) in flight, wings radio tagged. California condor recovery program, Sierra de San Pedro Martir National Park, Baja California Peninsula, Mexico. 2011.
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Claudio Contreras / California Condor (Gymnogyps californianus) standing on rock, radio tagged. California condor recovery program, Sierra de Sierra de San Pedro Martir National Park, Baja California Peninsula, Mexico. 2...
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Claudio Contreras / California Condor (Gymnogyps californianus) standing on rock, radio tagged. California condor recovery program, Sierra de San Pedro Martir National Park, Baja California Peninsula, Mexico.
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Claudio Contreras / California condor (Gymnogyps californianus) juvenile in flight, wings radio tagged. California condor recovery program in Mexico, Sierra de San Pedro Martir National Park, Baja California Peninsula, M...
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Francisco Marquez / Close up of the tag on a Greater flamingo (Phoenicopterus ruber) juvenile's leg, held by a volunteer, Fuente de Piedra lagoon, Malaga, Spain. August.
