Results 11 to 20 of about 2,495 (194)

Territory quality and male dominance in Tropidurus torquatus (Squamata, Tropiduridae) [PDF]

open access: yesPhyllomedusa: Journal of Herpetology, 2006
In territorial species, females are often attracted by high-quality territories, which are expected to be owned by males that successfully won competition with other males.
Tiana Kohlsdorf   +2 more
doaj   +4 more sources

Treerunners, cryptic lizards of the Plica plica group (Squamata, Sauria, Tropiduridae) of northern South America [PDF]

open access: yesZooKeys, 2013
The arboreal, Neotropical lizard Plica plica (Linnaeus, 1758) has been long considered a widespread species with a distribution east of the Andes. A preliminary examination of 101 specimens from about 28 locations mostly north of the Amazon suggests that
Jowers, Michael J., Murphy, J.C.
core   +7 more sources

Reptilia, Squamata, Tropiduridae, Stenocercus sinesaccus Torres–Carvajal, 2005: distribution extension [PDF]

open access: yesCheck List, 2010
The present study reports the easternmost known record for the tropidurid lizard Stenocercus sinesaccus Torres–Carvajal, 2005, at Floresta Nacional de Silvânia, state of Goiás, Brazil, in a transition area between cerrado sensu strictu and gallery forest.
Alessandro Morais   +3 more
doaj   +6 more sources

Anatomy, morphology and evolution of the patella in squamate lizards and tuatara (Sphenodon punctatus) [PDF]

open access: yesJournal of Anatomy, Volume 228, Issue 5, Page 864-876, May 2016., 2016
The patella (kneecap) is the largest and best-known of the sesamoid bones, postulated to confer biomechanical advantages including increasing joint leverage and reinforcing the tendon against compression.
Benjamin M   +18 more
core   +3 more sources

The relationship between hard and soft tissue structures of the eye in extant lizards. [PDF]

open access: yesJ Morphol, 2022
The sizes of the eye structures are important factors for the visual sensitivity. Strong correlations were found between the size of the scleral ossicle ring and soft tissue structures in extant squamates eyes. These correlations will allow reliable estimations of soft structures and inferences on the visual sensitivity and mode of life in fossil ...
Yamashita M, Tsuihiji T.
europepmc   +2 more sources

Ancient Introgression Explains Mitochondrial Genome Capture and Mitonuclear Discordance Among South American Collared Tropidurus Lizards. [PDF]

open access: yesMol Ecol
ABSTRACT Mitonuclear discordance—evolutionary discrepancies between mitochondrial and nuclear DNA phylogenies—can arise from various factors, including introgression, incomplete lineage sorting, recent or ancient demographic fluctuations, sex‐biased dispersal asymmetries, among others.
Salles MMA   +14 more
europepmc   +2 more sources

Closer to the Heart: Cardiac Muscle Aerobic Capacity Correlates With Intraspecific Variation in Sprint Performance Rather Than Androgen Levels in the Neotropical Lizard Tropidurus catalanensis. [PDF]

open access: yesJ Exp Zool A Ecol Integr Physiol
In male lizards Tropidurus catalanensis, sprint locomotor performance correlates with cardiac aerobic capacity. ABSTRACT Assessments of the interplay between physiology and whole‐organism performance are fundamental to understand how individuals function in different ecological contexts.
Lima WS   +3 more
europepmc   +2 more sources

ANALISIS OSTEOLOGICO EN DOS ESPECIES DE MICROLOPHUS (SAURIA, TROPIDURIDAE) DE LA COSTA CHILENO-PERUANA OSTEOLOGICAL ANALYSIS IN TWO MICROLOPHUS SPECIES (SAURIA, TROPIDURIDAE) IN THE CHILEAN-PERUVIAN COAST

open access: yesGayana, 2004
Se estudió la osteología craneana de Microlophus atacamensis (Donoso-Barros 1966) y Microlophus quadrivittatus (Tschudi 1845) en seis localidades costeras de Chile y Perú.
Marcela A. Vidal, Juan Carlos Ortiz
doaj   +1 more source

Actividad reproductiva en tres especies simpátricas del género Liolaemus (Reptilia: Sauria: Tropiduridae) Actividad reproductiva en tres especies simpátricas del género Liolaemus (Reptilia: Sauria: Tropiduridae)

open access: yesCaldasia, 1992
Sympatric species Liolaemus bibroni (oviparous), Liolaemus elongatus and Liolaemus ruibali (viviparous) have partial fall reproductive activity for males and females.
Ramírez Pinilla Martha Patricia
doaj   +1 more source

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