Tui De Roy / Marine iguana (Amblyrhynchus cristatus) males in breeding colouration on rocks, with sun halo, Floreana Island, Galapagos

Tui De Roy / Marine iguana (Amblyrhynchus cristatus) group on rock in the waves, Cape Hammond, Fernandina Island, Galapagos

Tui De Roy / Marine iguana (Amblyrhynchus cristatus) swimming underwater, Sullivan Bay, Santiago Island, Galapagos

Tui De Roy / Marine iguana (Amblyrhynchus cristatus) in the surf, Black Beach, Floreana Island, Galapagos

Tui De Roy / Marine iguana (Amblyrhynchus cristatus) peering over rocks, Punta Espinosa, Fernandina Island, Galapagos

David Fleetham / Marine iguana (Amblyrhynchus cristatus) emerging from ocean into Mangroves (Rhizophoraceae). Santa Cruz Island, Galapagos, Ecuador.

Tui De Roy / Marine Iguana (Amblyrhynchus cristatus) grazing on algae, Cape Douglas, Fernandina Island, Galapagos Islands, Ecuador

Tui De Roy / Marine Iguana (Amblyrhynchus cristatus) swimming, Cape Douglas, Fernandina Island, Galapagos Islands, Ecuador

Tui De Roy / Marine iguana (Amblyrhynchus cristatus) submerged in salty pools to avoid mosquitoes, Santa Cruz Island, Galapagos.

Tui De Roy / Marine iguana (Amblyrhynchus cristatus) two on beach, Santa Cruz Island, Galapagos.

Tui De Roy / Marine iguana (Amblyrhynchus cristatus) swimming underwater, Fernandina Island, Galapagos.

Tui De Roy / Marine iguana (Amblyrhynchus cristatus), male in full breeding colours Floreana Island, Galapagos.