Andy Rouse / Galapagos land iguana (Conolophus subcristatus) walking towards camera, Urbina Bay, Isabela Island, Galapagos.

Andy Rouse / Galapagos land iguana (Conolophus subcristatus) feeding, Urbina Bay, Isabela Island, Galapagos.

Pete Oxford / Galapagos land iguana (Conolophus subcristatus) walking, South Plaza Island, Galapagos. Endemic.

D. Parer & E. Parer-Cook / Galapagos Land Iguana (Conolophus subcristatus) with a Small Ground-Finch (Geospiza fuliginosa) on its head removing parasites, Galapagos Islands, Ecuador

Kevin Schafer / Galapagos land iguana (Conolophus subcristatus) Santa Cruz Is, Galapagos. Vulnerable species

Ole Jorgen Liodden / Galapagos Land Iguana (Conolophus subcristatus) silhouetted against dawn light. Galapagos

Andy Rouse / Galapagos land iguana (Conolophus subcristatus) walking, North Seymour, Galapagos

Andy Rouse / Galapagos land iguana (Conolophus subcristatus) walking, Urbina Bay, Isabela Island, Galapagos (non-ex)

Tui De Roy / Galapagos Land Iguana (Conolophus subcristatus) female searching for descent route into 1, 000 meter active caldera to nest, Fernandina Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Land Iguana (Conolophus subcristatus) rare social group basking together, Fernandina Island, Galapagos Islands, Ecuador

Michio Hoshino / Galapagos Land Iguana (Conolophus subcristatus) sunning on rock, Galapagos Islands, Ecuador

Michio Hoshino / Galapagos Land Iguana (Conolophus subcristatus) and Prickly Pear (Opuntia sp) cactus, Galapagos Islands, Ecuador