General Useful Articles

The gecko tail: a multitool

Abstract.  Wir geben einen Überblick über die verschiedenen Funktionen der Schwänze bei Geckos, wobei der Fokus auf der Kommunikation durch Bewegungen liegt. De...

Husbandry and mortality data on Malagasy leaf-tailed geckos (Uroplatus sp.)

Abstract.  Leaf-tailed geckos of the genus Uroplatus are found only on the islands of Madagascar. There are 10 recognized species of Uroplatus: U. fimbriatus, U...

A Guide to the Clinical Management of Vipera Snakebite in Italy

Abstract.  The genus Vipera encompasses most species of medically significant venomous snakes of Europe, with Italy harbouring four of them. Envenomation by Eu...

Phylogenomic insights into the diversity and evolution of Palearctic vipers

Abstract.  Despite decades of molecular research, phylogenetic relationships in Palearctic vipers (genus Vipera) still essentially rely on a few loci, such as m...

A new leaf-tailed gecko of the Uroplatus ebenaui group (Squamata: Gekkonidae) from Madagascar’s central eastern rainforests

Abstract. We describe a new leaf-tailed gecko species of the Uroplatus ebenaui group from the eastern central rainforests of Madagascar, which had previousl...

Visual Identification Guide to the Monitor Lizard Species of the World

The "BfN Scripts" now provides a morphological identification guide for all currently described monitor lizard species, both for the authorities and for interes...

Evidence of sexual dimorphism in neonate Henkel’s leaf-tailed gecko, Uroplatus henkeli

Abstract. Uroplatus henkeli is one of eleven recognized species of Uroplatus endemic to Madagascar. The sex of all species of Uroplatus can easily be determined...

A new large-sized species of leaf-tailed gecko (Uroplatus) from northern Madagascar

Abstract. We describe a large new species of leaf-tailed gecko endemic to northern Madagascar. Uroplatus garamaso sp. n. is the sister species of U. henkeli but...

When to shed? Patterns and drivers of time to first ecdysis in snakes

Abstract. Time from birth or hatching to the first shed (postnatal ecdysis) in snakes ranges from about an hour to several weeks depending upon the species. We ...

Predator response to the coloured eyespots and defensive posture of Colombian four-eyed frogs

Abstract. Deimatic displays, where sudden changes in prey appearance elicit aversive predator reactions, have been suggested to occur in many taxa. These (often...

High diversity of deep mitochondrial lineages meets low morphological distinctiveness – insights into the complex phylogeography of the Malagasy leaf-tailed geckos Uroplatus sikorae and U. sameiti

Abstract.  Based on sequences of three mitochondrial and two nuclear-encoded genes, we examine genetic variation in the leaf tailed geckos Uroplatus sameiti and...

Tarentola mauritanica (Squamata: Phyllodactylidae) in Greece: an Update on the Species’ Distribution, Including New Records

Abstract. The Moorish Gecko (Tarentola mauritanica) is a successful colonizer that has been introduced in many European countries. In Greece, the species’ prese...

First Successful Nest for the Vulnerable American Crocodile Crocodylus acutus Population on the West Coast of Florida, USA

Abstract. The American crocodile Crocodylus acutus occurs across the Americas, with its northernmost distribution being in South Florida, USA. This species has ...

In Situ Copulation and Intersexual Den Sharing in Varanus albigularis albigularis (Daudin, 1802), Eastern Cape, South Africa

Abstract. An observation of in situ copulation and courtship in Varanus albigularis albigularis from the coastal regions of the Eastern Cape, South Africa is de...

The Time for Responsible Herpetoculture Education is Now

Abstract. As herpetoculturists who interact primarily with the circle of our like-minded peers, we tend to forget that most humans have no interest in amphibian...

Diet and Habitat Requirements for the Philippine Endemic Frugivorous Monitor Lizard Varanus bitatawa

Abstract. Little is known about the ecology and diet of Varanus bitatawa, a recently discovered monitor lizard endemic to the Sierra Madre Mountains of Northern...

Rock Island Melody Remastered: Two New Species in the Afroedura bogerti Loveridge, 1944 Group from Angola and Namibia

Abstract. Newly collected material from northern Namibia’s Otjihipa Mountains and west-central Angola allowed us to revisit the Afroedura bogerti Loveridge, 194...

The Terrific Skink Bite Force Suggests Insularity as a likely Driver to Exceptional Resource Use

Abstract. Natural history museum collections hold extremely rare, extinct species often described from asingle known specimen. On occasions, rediscoveries open ...

A Remarkable Feeding Behavior and a New Distribution Record of Varanus salvator salvator (Laurenti, 1768) in Eastern Sri Lanka

Abstract. We describe a unique feeding behavior of Varanus s. salvator observed within LahugalaNational Park, Sri Lanka. The lizard was observed lashing its tai...

Geographical Distribution and Regional Variation of Varanus salvator macromaculatus in Thailand

Abstract. The geographical distribution of Varanus salvator macromaculatus in Thailand has notbeen accurately recorded in previously published literature, which...

An Observational Note on Mating Behavior and Male-Male Combat of the Bengal Monitor Varanus bengalensis (Daudin, 1802) in the National Botanical Garden, Dhaka

Abstract. A single observation of courtship, mating, and ritualized combat behavior is reported forVaranus bengalensis in Bangladesh. Some peculiar behaviors su...

A Spectacular New Species of Hyloscirtus (Anura Hylidae) from the Cordillera de Los Llanganates in the Eastern Andes of Ecuador

Abstract. We have discovered a spectacular new species of frog in the genus Hyloscirtus, belonging to the H. larinopygion species group. The adult female is cha...

The Madagascar’s Amphibian Collection in the Museo Regionale di Scienze Naturali in Turin: a Legacy of the Past and More than Three Decades of Fieldwork

Abstract. The collection of Madagascar’s amphibians held in the Museo Regionale di Scienze Naturali of Turin includes two collections. The historical one owned ...

Reproductive Cycle of the Western Three-striped Skink, Trachylepis occidentalis (Squamata: Scincidae), from Southern Africa

Abstract. Males of Trachylepis occidentalis follow a testicular cycle with a period of sperm formation in spring and early summer followed by an abrupt regressi...

Phylogeography, Systematics and Conservation Status of Boid Snakes from Madagascar (Sanzinia and Acrantophis)

Abstract. To assess the phylogeography and genetic variation of Malagasy boas of the genera Acrantophis (A. madagascariensis, A. dumerilii) and Sanzinia (S. mad...

Ecological Observations on the Gargoyle Gecko, Rhacodactylus auriculatus (Bavay, 1869), in Southern New Caledonia

Abstract. Ecological niches of squamate reptiles are delineated by diet, microhabitat use, and activity period. In the current study field data were gathered to...

Age and Fecundity in Salamandra algira (Caudata Salamandridae)

Abstract. Amphibians are characterised by potentially indefinite growth. Their body size reflects a trade-off between growth and reproduction. Consequently, gro...

Declining Amphibian Population and Possible Ecological Consequences – a Review

Abstract. Amphibian declines likely result in measurable changes in aquatic and riparian ecosystems.Here, we concentrate on potential consequences of the loss o...

Nesting of Cave Salamanders (Hydromantes flavus and H. italicus) in Natural Environments

Abstract. The reproductive biology of European salamanders of the genus Hydromantes (subgenus Speleomantes) is poorly known. The lack of information is related ...

Reproductive Сycle of the Bushveld Lizard Heliobolus lugubris (Squamata: Lacertidae) from Southern Africa

Abstract. Males of Heliobolus lugubris exhibit a testicular cycle with a prolonged period of sperm formation (spermatogenesis) extending from May to March (no m...