Results 61 to 70 of about 25,467 (251)

An unusual titanosaur axis from the Upper Cretaceous of Brazil and its significance for sauropod anatomy and systematics

open access: yesThe Anatomical Record, EarlyView.
Abstract The Upper Cretaceous São José do Rio Preto Formation (Bauru Group, southeastern Brazil) has yielded a fragmentary but taxonomically diverse record of titanosaur sauropods, although elements from cervical series remain scarce. Here, we describe a nearly complete sauropod axis from the Vila Ventura Paleontological Area, representing an uncommon ...
Bruno A. Navarro   +7 more
wiley   +1 more source

Why sauropods had long necks; and why giraffes have short necks [PDF]

open access: yes, 2012
The necks of the sauropod dinosaurs reached 15 m in length: six times longer than that of the world record giraffe and five times longer than those of all other terrestrial animals.
Taylor, Michael P., Wedel, Mathew J.
core   +5 more sources

Descriptive, comparative, and functional anatomy of the facial musculature in cattle (Bos taurus)

open access: yesThe Anatomical Record, EarlyView.
Abstract Facial expressions can provide insight into animal emotions and pain, but no standardized system for assessing the entire facial display in cattle (Bos taurus Linnaeus) exists. The Facial Action Coding System (FACS), originally developed for humans, identifies distinct facial movements based on mimetic muscles.
Maja Söderlind   +6 more
wiley   +1 more source

NEW ENCHYTRAEID SPECIES (OLIGOCHAETA: ENCHYTRAEIDAE) FROM THE DANUBE–DRÁVA NATIONAL PARK [PDF]

open access: yes, 2015
The enchytraeid fauna of the Dráva Floodplain (Bükkhát Forest Reserve, alder swamp and meadows at Kisszentmárton, and Barcs Nature Conservation Area belonging to the Danube–Dráva National Park, Hungary) was investigated for the first time.
Dózsa-Farkas, Klára   +2 more
core   +1 more source

The internal crest anatomy of Lambeosaurini (Hadrosauridae: Lambeosaurinae)

open access: yesThe Anatomical Record, EarlyView.
Abstract The supracranial crests of lambeosaurine hadrosaurids have long been a focus of study due primarily to their extreme morphology. The external anatomy of lambeosaurine crests is understood to be highly variable between species, but variation in their internal anatomy is less well understood.
Thomas W. Dudgeon   +2 more
wiley   +1 more source

Mid-esophageal diverticulum mimicking an aortic aneurysm on chest radiography [PDF]

open access: yes, 2017
BACKGROUND: Mid-esophageal region is an uncommon location of esophageal diverticula, a condition usually diagnosed in elderly individuals. CASE REPORT: We report a case of an elderly male with incidental finding of mediastinal lesion, which was initially
Benjamin, Geena   +3 more
core   +1 more source

Effect of Cyclic Heat Exposure on the Growth Performance and Metabolism of Broilers Fed Palm Kernel Meal

open access: yesAnimal Research and One Health, EarlyView.
The aim of our study is to evaluate the interaction between HS and the incorporation of PKM in broiler chicken diets, as well as its effect on growth performance and metabolism. Based on the results obtained, PKM supplementation failed to mitigate the adverse effects of heat stress in broiler chickens. ABSTRACT The aim of this study was to evaluate the
Ahmed Mijiyawa   +13 more
wiley   +1 more source

Paediatric development of radiopharmaceutical imaging agents and radioligand therapeutics

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Abstract This review focuses on the development of radiopharmaceutical imaging agents and radioligand therapeutics for paediatric use. Nuclear medicine plays an important role in the diagnosis and treatment of various childhood conditions, including cancers, infections and brain disorders.
Justin L. Hay   +5 more
wiley   +1 more source

Primary osteosarcoma of bladder diverticulum mimicking intradiverticular calculus: a case report [PDF]

open access: yes, 2011
There is a well-documented relationship between urinary bladder diverticula and intradiverticular neoplasms. The great majorities of these tumors are urothelial carcinomas, but may also be of glandular or squamous type.
Igor Grubišić   +6 more
core   +1 more source

Uncommon causes of anterior urethral diverticula in children: Two cases and review of literature

open access: yesUrology Annals, 2014
Anterior urethral diverticula are rare in children. Anterior urethral valves and associated diverticulum is the commonly discussed pathological entity in children.
Grahame H. H. Smith   +2 more
doaj   +1 more source

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