Andy Rouse / Espanola mockingbird, (Mimus macdonaldi), on beach, Galapagos

Tui De Roy / Espanola mockingbird (Mimus macdonaldi) on beach, Galapagos

Tim Laman / Espanola (Hood) mockingbird (Nesomimus macdonaldi) standing on a Marine iguana (Amblyrhynchus cristatus), Espanola Island (Hood Island), Galapagos Islands.

Nick Hawkins / Galapagos mockingbird (Mimus parvulus). San Cristobal Island, Galapagos.

Alex Mustard / Tourist photographs an Espagnola mockingbird (Mimus macdonaldi) that has landed on her boot. Espagnola Island, Galapagos National Park, Galapagos Islands. Model released.

Jeff Vanuga / Galapagos mockingbird (Mimus parvulus) perched on cactus. Santa Cruz Island, Galapagos Islands, Ecuador.

David Fleetham / Galapagos mockingbird (Nesomimus parvulus) with moth in its beak, Santa Cruz Island, Galapagos Islands, Ecuador.

Lucas Bustamante / Galapagos mockingbird (Mimus parvulus) perched in tree, Isabela Island, Galapagos.

Tui De Roy / Galapagos Mockingbird (Nesomimus parvulus) on Saddleback Galapagos Tortoise (Chelonoidis nigra hoodensis), Espanola Island, Galapagos Islands, Ecuador

Tui De Roy / Floreana mockingbird (Nesomimus trifasciatus) from remnant population surviving on two small islets, Galapagos. Critically endangered species.

Tui De Roy / Floreana mockingbird (Nesomimus trifasciatus) perched on flower, from remnant population surviving on two small islets, Galapagos. Critically endangered species.

Tui De Roy / Floreana mockingbird (Nesomimus trifasciatus) perched on opuntia cactus. Part of remnant population surviving on two small islets, Galapagos.

Tui De Roy / San Cristobal mockingbird (Nesomimus melanotis), San Cristobal Island, Galapagos.

Tui De Roy / San Cristobal mockingbird (Nesomimus melanotis), San Cristobal Island, Galapagos.

Roy Mangersnes / Espanola mockingbird (Nesomimus macdonaldi) on the beach at Espanola Island, Galapagos.

Roy Mangersnes / Espanola mockingbirds (Nesomimus macdonaldi) aggression between two groups, Espanola Island, Galapagos.

Roy Mangersnes / Galapagos mockingbird (Mimus parvulus) in territorial fight on Genovesa Island, Galapagos.

Tui De Roy / Galapagos mockingbirds (Mimus parvulus) Galapagos

Tui De Roy / Galapagos mockingbirds (Mimus parvulus), Galapagos

Tui De Roy / Galapagos mockingbird (Mimus parvulus), Galapagos

Tui De Roy / Galapagos mockingbird (Mimus parvulus) on lichen covered branches, Galapagos

Tui De Roy / Espanola mockingbird (Mimus macdonaldi) on beach, Galapagos

Tui De Roy / Espanola mockingbird (Mimus macdonaldi) on beach, Galapagos

Tui De Roy / Espanola mockingbird (Mimus macdonaldi) on beach, Galapagos

Tui De Roy / Espanola mockingbird (Mimus macdonaldi) foraging on beach, Galapagos

Tui De Roy / Espanola mockingbirds (Mimus macdonaldi) foraging on beach, Galapagos

Tui De Roy / Espanola mockingbird (Mimus macdonaldi) investigating camera equipment on beach, Galapagos

Tui De Roy / Espanola mockingbird (Mimus macdonaldi) sitting on Marine iguana (Ambylyrhynchus cristatus) with red blotches caused by the seaweed it has eaten. Galapagos

Tui De Roy / Espanola mockingbird (Mimus macdonaldi) standing by Marine iguana (Ambylyrhynchus cristatus) with red blotches caused by the seaweed it has eaten. Galapagos

Francois Savigny / Galapagos mockingbird {Nesomimus parvulus} James Island subspecies, perched between branches, Galapagos

Francois Savigny / Galapagos mocking bird {Nesomimus trifasciatus} Galapagos

Steve Gettle / Galapagos Mockingbird (Nesomimus parvulus) pair facing off, Galapagos Islands, Ecuador

Steve Gettle / Galapagos Mockingbird (Nesomimus parvulus), Galapagos Islands, Ecuador

Pete Oxford / Galapagos mockingbird (Nesomimus parvulus) landing on tripod of tourist, Galapagos, Endemic.

Ole Jorgen Liodden / Galapagos mockingbird (Mimus parvulus) perched on tree, rear view, Galapagos.

Tui De Roy / San Cristobal Mockingbird (Nesomimus melanotis), San Cristobal Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Mockingbird (Nesomimus parvulus) pair on cactus, Santa Fe Island, Galapagos Islands, Ecuador

Tui De Roy / Charles Mockingbird (Nesomimus trifasciatus), Floreana Island, Galapagos Islands, Ecuador

Tui De Roy / Charles Mockingbird (Nesomimus trifasciatus), Champion Islet, Floreana Island, Galapagos Islands, Ecuador

Tui De Roy / Charles Mockingbird (Nesomimus trifasciatus) pair courting, Champion Islet, Floreana Island, Galapagos Islands, Ecuador

Tui De Roy / Charles Mockingbird (Nesomimus trifasciatus) pair courting, Champion Islet, Floreana Island, Galapagos Islands, Ecuador

Ross Hoddinott / Galapagos mockingbird (Nesomimus trifasciatus) calling, Genovesa Island, Galapagos, Ecuador. April.

Russell Laman / Galapagos Mockingbird (Mimus parvulus) on moss covered branch, Santa Cruz Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Mockingbird (Nesomimus parvulus) flying up to large cactus, Tortuga Bay, Santa Cruz Island, Ecuador

Tui De Roy / Galapagos Mockingbird (Nesomimus parvulus), Tortuga Bay, Santa Cruz Island, Ecuador

Tui De Roy / Hood Mockingbird (Nesomimus macdonaldi) family in territorial confrontation called a 'flick fight', Gardner Bay, Espanola Island, Ecuador

Tui De Roy / Hood Mockingbird (Nesomimus macdonaldi) family in territorial confrontation called a 'flick fight', Gardner Bay, Espanola Island, Ecuador

Tui De Roy / Hood Mockingbird (Nesomimus macdonaldi) family in territorial confrontation called a 'flick fight', Gardner Bay, Espanola Island, Ecuador

Tui De Roy / Galapagos mockingbird (Mimus parvulus) Santa Cruz Island

Tui De Roy / Galapagos mockingbird (Mimus parvulus) Isabela Island, Galapagos

Tui De Roy / Espanola /Hood mockingbird (Mimus macdonaldi) feeding on Cordia lutea berry, Espanola Island, Galapagos

Tui De Roy / Espanola / Hood mockingbird, digging around beach plat roots to find insects, Espanola Island, Galapagos

Tui De Roy / Espanola / Hood mockingbird (Mimus macdonaldi) young 'helpers' being submissive to older bird, Espanola Island, Galapagos

Tui De Roy / Marine Iguana (Amblyrhynchus cristatus) pair basking with Galapagos Mockingbird (Nesomimus parvulus), Galapagos Islands, Ecuador

Ole Jorgen Liodden / Galapagos Mockingbird (Mimus / Nesomimus parvulus) on mossy branch. Galapagos

Staffan Widstrand / Hood / Espaniola Mockingbird (Nesomimus macdonaldi) perched on a rock with Swallow Tailed Gull (Creagrus furcatus) in the background. Punta Suarez, Espaniola, Galapagos, Ecuador, April.

Tim Laman / Galapagos Mockingbird (Nesomimus parvulus) on the ground, Galapagos

Pete Oxford / Galapagos mockingbird (Nesomimus / Mimus parvulus) Santiago Island, Galapagos Islands, endemic.

Pete Oxford / Galapagos mockingbird (Nesomimus / Mimus parvulus) captive, being handled for research purposes, Santiago Island, Galapagos Islands, endemic.

Pete Oxford / Galapagos mockingbird (Nesomimus / Mimus parvulus) captive, being handled for research purposes, Santiago Island, Galapagos Islands, endemic.

Pete Oxford / Galapagos Mockingbird (Nesomimus parvulus), Santa Cruz Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Mockingbird (Nesomimus parvulus) on cactus, Galapagos Islands, Ecuador

Tui De Roy / Hood Mockingbird (Nesomimus macdonaldi), Galapagos Islands, Ecuador

Tui De Roy / Hood Mockingbird (Nesomimus macdonaldi) digging around roots to find insects, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Mockingbird (Nesomimus parvulus), Santiago Island, Galapagos Islands, Ecuador

Tom Vezo / Floreana mockingbird portrait {Nesomimus parvulus} Genovesa Island subspecies, Galapagos,

Juan Carlos Munoz / Galapagos mockingbird, Playa Bahía Tortuga, Santa Cruz Island, Galapagos, January

Juan Carlos Munoz / Espanola mockingbird {Nesomimus macdonaldi} Espanola Island, Galapagos, January

Pete Oxford / Hood Island Mockingbird (Nesomimus trifasciatus macdonaldi) Punta Cevallos, Española / Hood Island, Galapagos Islands

Pete Oxford / Hood Mockingbird (Nesomimus macdonaldi), Hood Island, Galapagos Islands, Ecuador

Tim Laman / Floreana (Charles) mockingbird (Nesomimus trifasciatus). Champion Islet off Floreana (Charles) Island, Galapagos Islands. Endangered

Tim Laman / Galapagos mockingbird (Nesomimus parvulus) standing on the counter of a snack bar. Santa Cruz Island, Galapagos Islands.

Tim Laman / Espanola (Hood) mockingbird (Nesomimus macdonaldi) standing on a Marine iguana (Amblyrhynchus cristatus), Espanola Island (Hood Island), Galapagos Islands.

Tim Laman / Galapagos mockingbird (Nesomimus parvulus) standing on a branch, Santa Cruz Island, Galapagos Islands.

Tim Laman / Espanola (Hood) mockingbird (Nesomimus macdonaldi) standing on a camera tripod. Espanola (Hood) Island, Galapagos Islands.

LUKE B. BARNETT / Floreana / Charles mockingbird {Nesomimus trifasciatus} feeding on cactus, Espanola Island, Galapagos, Janaury, Endangered

Nick Upton / Hood island mocking birds (Nesomimus trifasciatus macdonaldi) feeding on Nazca booby (Sula granti) eggs, Galapagos

Nick Upton / Hood island mocking birds (Nesomimus trifasciatus macdonaldi) sucking blood from Nazca booby (Sula granti) chick, Galapagos

Tui De Roy / San Cristobal Mockingbird (Nesomimus melanotis), San Cristobal Island, Galapagos Islands, Ecuador

Pete Oxford / Hood Island mockingbird (Nesomimus trifasciatus macdonaldi) beside feet of tourist, Hood / Espanola Island, Galapagos

Pete Oxford / Hood Island mockingbird (Nesomimus trifasciatus macdonaldi) beside feet of tourist, Hood / Espanola Island, Galapagos

Pete Oxford / Hood Island mockingbird {Nesomimus trifasciatus macdonald} Hood / Española Island, Galapagos

Pete Oxford / Hood Mockingbird (Nesomimus macdonaldi) pair, vulnerable, Espanola Island, Galapagos Islands, Ecuador

Pete Oxford / Hood Mockingbird (Nesomimus macdonaldi) pair arguing, vulnerable, Espanola Island, Galapagos Islands, Ecuador

JIM CLARE / Hood mocking birds {Nesomimus trifasciatus macdonald} attacking Masked booby chick, Galapagos

Pete Oxford / Hood Island mocking bird {Nesomimus trifasciatus macdonaldi} feeding on turtle hatchling, Hood Is, Galapagos

Tom Vezo / Hood island mockingbird {Nesomimus trifasciatus macdonald} perching in tree top, Hood Island endemic species, Galapagos.

Tom Vezo / Galapagos mockingbird calling {Nesomimus trifasciatus} Tower Islands, Galapagos

Pete Oxford / Hood island mocking birds territorial display Galapagos. {Nesomimus trifasciatus

Mark Moffett / Galapagos Mockingbird (Nesomimus parvulus) with nesting material, Isabella Island, Galapagos Islands, Ecuador

Tui De Roy / Hood Mockingbird (Nesomimus macdonaldi) feeding on abandoned Albatross egg, Punta Cevallos, Espanola Island, Galapagos Islands, Ecuador

Tui De Roy / Hood Mockingbird (Nesomimus macdonaldi) feeding on abandoned Albatross egg, Punta Cevallos, Espanola Island, Galapagos Islands, Ecuador

Tui De Roy / Hood Mockingbird (Nesomimus macdonaldi) feeding on abandoned Albatross egg, Punta Cevallos, Espanola Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Mockingbird (Nesomimus parvulus) surveying its territory from atop a Giant Candelabra Cactus (Jasminocereus thouarsii) near fountain vent, Cape Hammond, Fernandina Island, Galapagos Islands,...

Tui De Roy / Charles Mockingbird (Nesomimus trifasciatus) only a few hundred surviving on small cat free satellite islands, Champion Island, Galapagos Islands, Ecuador

Pete Oxford / Hood Is mockingbird {Nesomimus trifasciatus macdonald} & turtle Galapagos Islands Book page 95