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

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

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.

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

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

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

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.

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

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

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

Pete Oxford / Hood Is mockingbird {Nesomimus trifasciatus macdonald} feeding on baby turtle, Galapagos Islands Book page 95

Nick Upton / Hood island mocking bird {Nesomimus t macdonaldi} sucks blood from Nazca booby (Sula granti) Espanola, Galapagos

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