Results 121 to 130 of about 51,507 (363)

Trabecular bone ontogeny of the human talus

open access: yesThe Anatomical Record, EarlyView.
Abstract Studies of trabecular ontogeny may provide insight into the factors that drive healthy bone development. There is a growing understanding of how the juvenile skeleton responds to these influences; however, gaps in our knowledge remain. This study aims to identify ontogenetic trabecular patterns and regional changes during development within ...
Rebecca A. G. Reid   +2 more
wiley   +1 more source

Experimental Investigation on Aerodynamic Performance of Inclined Hovering with Asymmetric Wing Rotation

open access: yesBiomimetics
This study presents a model experiment method that can accurately reproduce the flapping motion of insect wings and measure related unsteady aerodynamic data in real time.
Mengzong Zheng   +4 more
doaj   +1 more source

New basal Odonatoptera (Insecta) from the lower Carboniferous (Serpukhovian) of Argentina [PDF]

open access: yes, 2016
Nuevos Odonatoptera basales del Serpukhoviano superior (325-324 Ma) son descriptos de la localidad Guandacol 1, Quebrada de las Libélulas, Formación Guandacol, provincia de La Rioja, centro oeste de la Argentina.
Gutierrez, Pedro Raul   +1 more
core  

Broadening the semiaquatic scene: Quantification of long bone microanatomy across pinnipeds

open access: yesThe Anatomical Record, EarlyView.
Abstract Investigations of bone microanatomy are commonly used to explore lifestyle strategies in vertebrates. While distinct microanatomical limb bone features have been established for exclusively aquatic and terrestrial lifestyles, identifying clear patterns for the semiaquatic lifestyle remains more challenging.
Apolline Alfsen   +10 more
wiley   +1 more source

New record of Stylogomphus lawrenceae Yang & Davies, 1996 (Odonata, Gomphidae) in Thailand and updates on its distribution [PDF]

open access: yesCheck List
Stylogomphus lawrenceae Yang & Davies, 1996 is reported from reared specimens for the first time in Thailand. This is a range extension to the south from a previously known locality (China and the northern part of Laos). We also provide
Chatayathon Phattanarak   +2 more
doaj   +3 more sources

Applying galactic archeology to massive galaxies using deep imaging surveys

open access: yes, 2014
Various programs aimed at exploring the still largely unknown low surface brightness Universe with deep imaging optical surveys have recently started. They open a new window for studies of galaxy evolution, pushing the technique of galactic archeology ...
Duc, Pierre-Alain
core   +1 more source

3D anatomical atlas of the heads of male and female adult Chamaeleo calyptratus

open access: yesThe Anatomical Record, EarlyView.
The veiled chameleon is a model organism in reptile development research. Utilizing contrast‐enhanced microCT and deep learning segmentation models, we have generated the first digital atlases of the skull, nervous system, cranial muscles and hyolingual muscles.
Alice Leavey   +3 more
wiley   +1 more source

Fluctuating asymmetry, body size, reproductive period and life time mating success of males of Cercion lindeni (Odonata: Coenagrionidae)

open access: yesEuropean Journal of Entomology, 2005
Mating success is linked to reproductive success in males, but parameters influencing it are poorly known. The relationships between lifetime mating success (LMS), fluctuating asymmetry (FA), body size (SIZE), reproductive period (RP) and emergence date (
Gianmaria CARCHINI   +4 more
doaj   +1 more source

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