Results 121 to 130 of about 479,441 (359)

Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira)

open access: yesThe Anatomical Record, EarlyView.
A new musculoskeletal reconstruction and revision of the cranio‐mandibular anatomy of the Devonian arthrodire placoderm Dunkleosteus terrelli from a comparative and functional anatomical perspective. Dunkleosteus is a specialized arthrodire with many specializations for feeding on large vertebrates, and many of its features are part of broader ...
Russell K. Engelman   +4 more
wiley   +1 more source

NATO at 60: A Hollow Alliance [PDF]

open access: yes, 2009
As the North Atlantic Treaty Organization celebrates its 60th birthday, there are mounting signs of trouble within the alliance and reasons to doubt the organization's relevance regarding the foreign policy challenges of the 21st century.
Ted Galen Carpenter
core  

An ontological morphological phylogenetic framework for living and extinct ray‐finned fishes (Actinopterygii)

open access: yesThe Anatomical Record, EarlyView.
Abstract The ray‐finned fishes include one out of every two species of living vertebrates on Earth and have an abundant fossil record stretching 380 million years into the past. The division of systematic knowledge of ray‐finned fishes between paleontologists working on extinct animals and neontologists studying extant species has obscured the ...
Jack Stack
wiley   +1 more source

American Teaching About Russia

open access: hybrid, 2021
Cyril Ε. Black
openalex   +1 more source

Introducing AI & Innovation

open access: yes
AI &Innovation, EarlyView.
Mirko Farina   +7 more
wiley   +1 more source

Evolutionary radiation of large‐bodied gorgonopsians from the lower Abrahamskraal formation of South Africa

open access: yesThe Anatomical Record, EarlyView.
Abstract The middle Permian represents a critical interval in therapsid evolution, when gorgonopsians emerged as some of the first specialized apex predators within terrestrial ecosystems. Despite their significance, the early diversification of Gorgonopsia in Gondwana remains poorly understood due to scarcity and fragmentary material.
Zanildo Macungo   +5 more
wiley   +1 more source

Genetic Diversity, Adaptation, Wild Introgression, and Coat Color Mutation of Golden Yak

open access: yesAnimal Research and One Health, EarlyView.
Genetic diversity, adaptation, wild introgression, and coat color mutation of golden yak from two populations on the Qinghai‐Xizang Plateau. ABSTRACT The golden yak lives on the Qinghai‐Xizang Plateau with a golden coat and adapts to high altitudes and strong ultraviolet environment. The golden coat is a prominent phenotype in many domesticated species,
Huixuan Yan   +15 more
wiley   +1 more source

Tofacitinib for the Treatment of Juvenile Idiopathic Arthritis: Patient‐Reported Outcomes in a Phase 3, Randomized, Double‐Blind, Placebo‐Controlled Withdrawal Trial

open access: yesArthritis &Rheumatology, EarlyView.
Objective Juvenile idiopathic arthritis (JIA) is associated with impaired overall health‐related quality of life (HRQoL). We evaluated the impact of tofacitinib on patient‐reported outcomes (PROs) in patients with JIA. Methods This was a post hoc analysis of a phase 3, randomized, double‐blind, placebo‐controlled withdrawal trial (NCT02592434) in ...
Hermine I. Brunner   +21 more
wiley   +1 more source

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