Results 181 to 190 of about 451,930 (326)

Dietary ecology of Smilodon across time and space: Additional perspectives from Smilodon gracilis and Smilodon fatalis in Florida

open access: yesThe Anatomical Record, EarlyView.
Dental microwear texture analysis of Smilodon samples from Florida's Pleistocene reveals moderate carcass utilization (like modern African lions) across space and time, with more subtle dietary shifts in response to fluctuating climates. Abstract Smilodon, the iconic saber‐toothed cat, was a Pleistocene apex predator comprised of three morphologically ...
Justin Pardo‐Judd, Larisa DeSantis
wiley   +1 more source

Linking individual variation in facial musculature to facial behavior in rhesus macaques

open access: yesThe Anatomical Record, EarlyView.
Abstract Facial expression is a key component of primate communication, and primates (including humans) have a complex system of facial musculature underpinning this behavior. Human facial musculature is highly variable across individuals, but to date, whether other primate species exhibit a similar level of inter‐individual variation is unknown ...
Clare M. Kimock   +7 more
wiley   +1 more source

Dental fluorosis in the European roe deer (Capreolus capreolus): A review of the pathological changes in the enamel of fluorotic cheek teeth and the abnormal pattern of dental wear in affected dentitions

open access: yesThe Anatomical Record, EarlyView.
Abstract This article reviews the pathological changes in the enamel of permanent mandibular cheek teeth and their sequelae in European roe deer from regions polluted by anthropogenic fluoride emissions. The primary (developmental) changes of fluorotic roe deer enamel are hypomineralization and microstructural aberrations, including enamel hypoplasia ...
Uwe Kierdorf, Horst Kierdorf
wiley   +1 more source

Commentary: The missing sabertooth baculum—At what point might the absence of evidence reasonably be considered evidence of absence?

open access: yesThe Anatomical Record, EarlyView.
Abstract Most carnivorans and all modern felids have ossified bacula; however, no machairodont baculum has ever been identified. This is true despite the many fairly complete skeletons found around the world of several sabertooth taxa. Although the bacula of modern felids are much smaller than those of canoids (even the least weasel's baculum is longer
Adam Hartstone‐Rose
wiley   +1 more source

Peripheral Biomarker Signatures in Rheumatoid Arthritis–Associated Interstitial Lung Disease

open access: yesArthritis &Rheumatology, EarlyView.
Objective Rheumatoid arthritis–associated interstitial lung disease (RA‐ILD) is a significant cause of morbidity and mortality among patients with RA, yet effective risk stratification for RA‐ILD is lacking. We sought to characterize unique peripheral blood biomarker signatures in RA that could improve RA‐ILD discrimination beyond clinical and genetic ...
Austin M. Wheeler   +18 more
wiley   +1 more source

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