Results 191 to 200 of about 43,303 (306)

Heterodonty in the teeth of the turiasaurian sauropod from Angeac‐Charente (Early Cretaceous, southwestern France): Comparison of anatomical and geometric morphometric approaches

open access: yesJournal of Anatomy, EarlyView.
Turiasaurian teeth from Angeac‐Charente exhibit five dental morphotypes and reveal clear heterodonty and anteroposterior size gradient. Qualitative comparative anatomy quickly and efficiently identifies morphotypes, while 3D geometric morphometrics combined with machine learning refine ambiguous cases, demonstrating that qualitative and quantitative ...
Clémence Le Gouellec   +7 more
wiley   +1 more source

Hidden palette: culturing the sauropsid gut microbiome reveals a high prevalence and diversity of bacteria that undergo carotenoid biosynthesis. [PDF]

open access: yesFEMS Microbiol Ecol
Matthews AE   +7 more
europepmc   +1 more source

Horned lizard

open access: yes
Horned lizard (NM) published in Creatures and Crawlers of the Southwest, page ...
Fuss, Eduardo
core  

Integrative architecture and structural boundaries of the subdigital adhesive toe pads of Gekko gecko (Linnaeus, 1758) and guidelines for toe pad demarcation in other geckos

open access: yesJournal of Anatomy, EarlyView.
The adhesively competent toe pads of Gekko gecko (and other geckos) are delimited by a combination of external and deep anatomical features and cannot be identified based upon external scale form alone. We encourage future investigators to delimit toe pads in this functionally and anatomically meaningful fashion.
Anthony P. Russell   +2 more
wiley   +1 more source

Vasotocin influences mother-offspring associations in a facultatively family-living lizard. [PDF]

open access: yesBehav Ecol
Lake J   +5 more
europepmc   +1 more source

Founder Effects and Admixture Shape Genetic and Morphological Variation in Non‐Native Populations of the Lizard Anolis cristatellus Introduced From Puerto Rico to Florida

open access: yesJournal of Zoology, EarlyView.
We investigated the evolutionary dynamics in two independent invasions of Anolis cristatellus from Puerto Rico to Miami. We found evidence of reduced genetic variation and increased differentiation consistent with founder events during introduction. Multivariate morphological analyses indicated divergence along different trajectories, consistent with ...
Jason J. Kolbe   +5 more
wiley   +1 more source

Impact of bauxite mining on mosquito communities (Diptera: Culicidae) and pathogen transmission risks in the eastern Amazon

open access: yesMedical and Veterinary Entomology, EarlyView.
Bauxite mining in the Amazon alters mosquito communities, favouring anthropophilic and generalist vectors while reducing species diversity and the variety of blood meal sources. Molecular analyses identified humans, tapirs and deer as the primary blood meal sources.
Mayron Mielly Morais Pacheco   +8 more
wiley   +1 more source

Induced Volatile Chemistry and Arthropod Predation Across a Tree Diversity Gradient

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Plant volatile organic compounds (VOCs) play a key role in defence against herbivores and in mediating multitrophic interactions. Yet, how surrounding plant diversity modulates these responses in forest trees remains poorly understood. We examined the effects of tree species richness on induced VOC emissions and arthropod predation in Quercus ...
Gabriela A. S. Escaliante   +4 more
wiley   +1 more source

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