CHAMELEONOLOGY: 

Let us wish a Happy Christmas to the Yemen Chameleons! It has been around 40 years since the first offspring of Yemen Chameleons were born in captivity, and since then, this species has established itself in human care to the extent that they are now a regular pet worldwide. They have unfortunately been introduced by humans to other areas where...

A wonderful resource...

...with kind permission of the author, Peter Sahlins, and with thanks for making it possible to Jan Hartley...

A new issue #18 of the superb Journal of Responsible Herpetoculture has been published: An article on Socotra is inside this issue, authored by Petr Necas...

Vitamin A is a vital fat-soluble nutrient essential for the overall health and well-being of chameleons. It exists in two primary forms:

Kinyongia vosseleri is one of the rarest reported Two-Blade-Horn-Chameleon species in the African continent. Described as first of all by Nieden, 1913, named after Named after Professor Julius Vosseler (1861-1933), a German zoologist. He travelled in German East Africa (Tanzania) in the years 1903-1909 and from 1910 he served as Director of...

The elaborate mating rituals of O'Shaughnessy's chameleons feature an impressive display of vibrant colors, particularly during courtship. Males are capable of exhibiting rare colorations, such as the striking red hue that may appear on their heads during this period. This transformation is short-lived but remarkable; typically, their heads are a...

Mating rituals in chameleons are intricate and captivating to observe. These behaviors are often initiated by environmental factors, such as the arrival of the rainy season or other climatic conditions. During this time, both males and females exhibit increased interest in one another. In some species, males have been observed engaging in a...

The axillary pit in chameleons is a morphological feature located in the forelimb region, in the armpit. It is found e.g. in the genera Chamaeleo, Furcifer and Rhampholeon.

Orange colored female of T. deremensis

The shedding process in chameleons is a fascinating and intricate phenomenon that showcases the uniqueness of these reptiles. Chameleons are categorized as dry shedders, which means that during the shedding of their skin, a separation layer of air exists between the old and new skin. This separation is critical to the success of the shedding...

Chameleons are generally considered solitary animals, but this assumption is completely wrong. On the contrary, chameleons are social creatures with a very complex system of intraspecific communication based mainly on visual signals, due to their reliance on eyesight as the dominant sensory organ. This communication is usually performed over...

has unique anatomical and functional characteristics suited to its lifestyle and environmental adaptations:

The brain in reptiles serves crucial functions, including sensory processing, motor coordination, and regulating vital behaviors such as feeding, reproduction, and thermoregulation. The main functional parts of the reptilian brain include the cerebrum, cerebellum, and brainstem.

Trioceros camerunensis is one of the rarest chameleon species at all, it is almost unknown and only few museum specimens are known. It has also been depicted only few times, so almost no one knows how it looks in life, its biology remains a mystery.

Hatchling of Chamaeleo arabicus

Kinyongia multituberculata is a chameleon species endemic to the montane forest zone of the West Usambara Mountains in Tanzania, specifically found at elevations between 1,500 and 2,000 meters. This species exhibits a flattened body with multiple prominent tubercles. Kinyongia multituberculata is largely arboreal, inhabiting the understorey...

Chameleons have, based on our recent knowedge, very limited sense of olfaction and vomerolfaction...
Though, we can observe them to lick branches with exposing a little bifurcated tip of the tongue few millimeters out of the mouth...
Sometimes they even sense the air...
It seems to be a standard vomerolfaction procedure, as seen by many other...

Brookesia therezieni, also known as the Perinet leaf chameleon, is a species of lizards in the family Chamaeleonidae. The species is endemic to eastern Madagascar. The International Union for Conservation of Nature (IUCN) classed the species as Least Concern. B. therezieni was initially described as a species new to science by Édouard-Raoul Brygoo...

This chameleon resides in the mountain forests of central-eastern Madagascar, particularly in Analamazaotra, part of the Andasibe-Mantadia National Park, at elevations up to 1,200 meters. They prefer humid, dense primary forests and are rarely found in secondary vegetation. Notably, in 2018, a Furcifer willsii was discovered in the stomach of a...

As we tiptoed through the rainforest, our beams illuminated these vibrant masters of disguise, who looked just as beautiful in their dreams. "What do you think they dream about?" I wondered aloud. My friend shrugged, peering into the trees."Maybe a planet full of flies and butterflies," he chuckled. "That they can munch on! They're so sweet!" Just...

Calumma osbaughnessyi is a chameleon native to southeastern Madagascar, found primarily in the dense rainforests from Ranomafana National Park to the edges of Andohahela National Park. This species thrives in humid, pristine environments rich with ferns and moss, typically avoiding secondary growth. At night, it can be observed perched on branches...

There is a common belief, chameleons can not create pink colors on their bodies. Well, most species can not. One population of the Panther Chameleon (Furcifer pardalis) in and around the settlement Ankaramibe in the North of Mahajanga Province in the NW coast of Madagascar is however typical with males which can, when sleeping or when excited,...