''Calumma tarzan'', also known commonly as the Tarzan chameleon or Tarzan's chameleon, is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

of lizard in the

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Chamaeleonidae. The species is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found else ...

to the

Alaotra-Mangoro Alaotra-Mangoro is a region in eastern Madagascar. It borders Sofia Region in north, Analanjirofo in northeast, Atsinanana in east, Vakinankaratra in southwest, Analamanga in west and Betsiboka in northwest. The capital of the region is Ambat ...

region in

Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...

Etymology

The specific name, ''tarzan'', is in honor of

Tarzan Tarzan (John Clayton II, Viscount Greystoke) is a fictional character, an archetypal feral child raised in the African jungle by the Mangani great apes; he later experiences civilization, only to reject it and return to the wild as a heroic adv ...

, the fictional

jungle A jungle is land covered with dense forest and tangled vegetation, usually in tropical climates. Application of the term has varied greatly during the past recent century. Etymology The word ''jungle'' originates from the Sanskrit word ''ja� ...

dweller created by Edgar Rice Burroughs.

Physical characteristics

''C. tarzan'' is approximately in total length, in snout-vent length (SVL), with anteriorly fused rostral crests to form a "spade-like" snout that projects 1 millimeter beyond its snout tip. The chameleon has green to light yellow coloration and has a dark transversal band when it is stressed. This species has a very low casque in comparison to other chameleons.

Sexual dimorphism

''C. tarzan'' males exhibit a brown to blackish casque and necks while females have a green to light yellow casque and neck. Females have a less pronounced rectangular rostral profile than males in the species.

Geographic range and habitat

''C. tarzan'' is endemic to central east Madagascar. This chameleon is found in

forest A forest is an area of land dominated by trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, and ecological function. The United Nations' ...

fragments outside of Tarzanville, Province

Moramanga Moramanga is a city (commune urbaine) in Madagascar. It is located in the region Alaotra-Mangoro and the Moramanga District. It has a population of 57084 inhabitants (2018). It is situated between the capital Antananarivo and the east coast on t ...

Reproduction

''C. tarzan'' is oviparous.

Conservation

Madagascar has been subject to rampant fragmentation of forest habitats. Areas in Madagascar that are major protected areas suffer from forest fragmentation because of poor governance and subverted judicial control. The increase in forest fragmentation has created habitats that are not suitable for large mammals and some species of birds. This has made some

flagship species In conservation biology, a flagship species is a species chosen to raise support for biodiversity conservation in a given place or social context. Definitions have varied, but they have tended to focus on the strategic goals and the socio-economi ...

of the island, like lemurs and some species of birds, to find refuge in non-fragmented forests. Biologists have named ''C. tarzan'' a flagship species because of its colorful appearance and because the area lacks other flagship species from Madagascar. Biologists are using this species to try to support and purpose significance in conservation of fragmented forests in Madagascar.

References

{{Taxonbar, from=Q285216

tarzan Tarzan (John Clayton II, Viscount Greystoke) is a fictional character, an archetypal feral child raised in the African jungle by the Mangani great apes; he later experiences civilization, only to reject it and return to the wild as a heroic adv ...

Critically endangered fauna of Africa Endemic fauna of Madagascar Reptiles of Madagascar Reptiles described in 2010 Taxa named by Jörn Köhler Taxa named by Miguel Vences Taxa named by Frank Glaw