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.