''Chamaeleo'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

chameleon Chameleons or chamaeleons (family Chamaeleonidae) are a distinctive and highly specialized clade of Old World lizards with 202 species described as of June 2015. The members of this family are best known for their distinct range of colors, bein ...

s in the

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

Chamaeleonidae. Most

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 the genus ''Chamaeleo'' are found in

sub-Saharan Africa Sub-Saharan Africa is, geographically, the area and regions of the continent of Africa that lies south of the Sahara. These include West Africa, East Africa, Central Africa, and Southern Africa. Geopolitically, in addition to the List of sov ...

, but a few

are also present in

northern Africa North Africa, or Northern Africa is a region encompassing the northern portion of the African continent. There is no singularly accepted scope for the region, and it is sometimes defined as stretching from the Atlantic shores of Mauritania in t ...

southern Europe Southern Europe is the southern regions of Europe, region of Europe. It is also known as Mediterranean Europe, as its geography is essentially marked by the Mediterranean Sea. Definitions of Southern Europe include some or all of these countrie ...

, and southern

Asia Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an area ...

east to

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

and

Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

Description

Species in the genus ''Chamaeleo'' are slow moving, with independently movable eyes, the ability to change skin colouration, a long tongue, usually a

prehensile tail A prehensile tail is the tail of an animal that has adapted to grasp or hold objects. Fully prehensile tails can be used to hold and manipulate objects, and in particular to aid arboreal creatures in finding and eating food in the trees. If the ta ...

, and special leg adaptations for grasping

vegetation Vegetation is an assemblage of plant species and the ground cover they provide. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic character ...

. Males are generally larger and more colorful than females. Almost all species have a maximum snout-vent length (SVL) between .

Behavior

The vast majority of ''Chamaeleo'' species are

arboreal Arboreal locomotion is the Animal locomotion, locomotion of animals in trees. In habitats in which trees are present, animals have evolved to move in them. Some animals may scale trees only occasionally, but others are exclusively arboreal. Th ...

and typically found in trees or bushes, but a few species (notably the Namaqua Chameleon) are partially or largely

terrestrial Terrestrial refers to things related to land or the planet Earth. Terrestrial may also refer to: * Terrestrial animal, an animal that lives on land opposed to living in water, or sometimes an animal that lives on or near the ground, as opposed to ...

Reproduction

The genus ''Chamaeleo'' includes only

oviparous Oviparous animals are animals that lay their eggs, with little or no other embryonic development within the mother. This is the reproductive method of most fish, amphibians, most reptiles, and all pterosaurs, dinosaurs (including birds), and ...

species.

In captivity

With few exceptions, the chameleons most commonly seen in

captivity Captivity, or being held captive, is a state wherein humans or other animals are confined to a particular space and prevented from leaving or moving freely. An example in humans is imprisonment. Prisoners of war are usually held in captivity by a ...

are all members of the genus ''Chamaeleo'', notably the

common Common may refer to: Places * Common, a townland in County Tyrone, Northern Ireland * Boston Common, a central public park in Boston, Massachusetts * Cambridge Common, common land area in Cambridge, Massachusetts * Clapham Common, originally com ...

Senegal Senegal,; Wolof: ''Senegaal''; Pulaar: 𞤅𞤫𞤲𞤫𞤺𞤢𞥄𞤤𞤭 (Senegaali); Arabic: السنغال ''As-Sinighal'') officially the Republic of Senegal,; Wolof: ''Réewum Senegaal''; Pulaar : 𞤈𞤫𞤲𞤣𞤢𞥄𞤲𞤣𞤭 � ...

, and veiled chameleons, but even they require special care.

Taxonomy

''Chamaeleo'' is the

type genus In biological taxonomy, the type genus is the genus which defines a biological family and the root of the family name. Zoological nomenclature According to the International Code of Zoological Nomenclature, "The name-bearing type of a nominal f ...

of the

Chamaeleonidae. All other

genera Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nomenclat ...

of the

subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end subfamily botanical names with "-oideae", and zoologi ...

Chamaeleoninae (''

Bradypodion ''Bradypodion'' (meaning "slow-footed" in Greek) is one of six genera of chameleons within the "true" or "typical" chameleons (Family Chamaeleonidae). They are native to southern Africa, and are sometimes collectively called South African dwar ...

'', ''

Calumma ''Calumma'' is a genus of chameleons endemic and restricted to Madagascar. The species formerly named ''Calumma tigris'' was transferred to the genus '' Archaius'' by Townsend et al., when they found that it is more closely related to ''Rieppe ...

'', ''

Furcifer ''Furcifer'' is a genus of chameleons whose member species are mostly endemic to Madagascar, but ''F. cephalolepis'' and ''F. polleni'' are endemic to the Comoros. Additionally, ''F. pardalis'' has been introduced to Réunion and Mauritius, whil ...

'', ''

Kinyongia ''Kinyongia'' (derived from the group's name in Kiswahili language) is a chameleon genus recently established for several plesiomorphic species found in forest and woodland in Kenya, Tanzania, Uganda, Rwanda, and far eastern DR Congo. All excep ...

'', ''

Nadzikambia Currently, two species are placed in the recently established genus ''Nadzikambia'' (derived from the species' name in Chichewa). They are plesiomorphic, small chameleons from the Ruo Gorge forest on Mount Mulanje in Malawi and Mount Mabu in Mo ...

'', and ''

Trioceros ''Trioceros'' is a genus of lizards in the family Chamaeleonidae. ''Trioceros'' was considered a subgenus of the genus ''Chamaeleo'' until 2009, when it was elevated to full genus level. Species and subspecies The following species and subspecie ...

'') have at some point been included in the genus ''Chamaeleo'', but are now regarded as separate genera by virtually all authorities.

Extant species

14 species are recognized as being valid, and

subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...

are recognized for some species.. www.reptile-database.org. ''

Nota bene (, or ; plural form ) is a Latin phrase meaning "note well". It is often abbreviated as NB, n.b., or with the ligature and first appeared in English writing . In Modern English, it is used, particularly in legal papers, to draw the atten ...

'': A

binomial authority In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

or trinomial authority in parentheses indicates that the species or subspecies was originally described in a genus other than ''Chamaeleo''.

Fossils

References

External links

* http://www.chameleoninfo.com/Species_Profiles.html {{Taxonbar, from=Q1767161 Taxa named by Josephus Nicolaus Laurenti Lizard genera

Description

Behavior

Reproduction

In captivity

Taxonomy

Extant species

Fossils

References

Further reading

External links