Results 101 to 110 of about 397,989 (311)

Beyond mammals: the evolution of chewing and other forms of oropharyngeal food processing in vertebrates

open access: yesBiological Reviews, EarlyView.
ABSTRACT Oropharyngeal food processing exhibits a remarkable diversity among vertebrates, reflecting the evolution of specialised ‘processing centres’ associated with the mandibular, hyoid, and branchial arches. Although studies have detailed various food‐processing strategies and mechanisms across vertebrates, a coherent and comprehensive terminology ...
Daniel Schwarz   +6 more
wiley   +1 more source

AN INVESTIGATION FOR VAGINAL MICROFLORA IN THE PATIENTS WITH GYNAECOLOGICAL COMPLAINTS

open access: yesEurasian Journal of Medicine, 2019
The study has been planned with the aim of the determination of aerobic and microaerobic vaginal microflora in the patients having various gynaecological complaints.
Aves Editorial Aves Editorial
doaj  

The influence of rivers on seabird foraging ecology

open access: yesBiological Reviews, EarlyView.
ABSTRACT Rivers act as vital arteries to the world's oceans, delivering fresh water and nutrients that sustain marine ecosystems. Globally, river flow increasingly is being altered by climate change and anthropogenic pressures; yet the significance of rivers to predatory marine species, such as seabirds, and the extent to which river‐related changes ...
Julia B. Morais   +2 more
wiley   +1 more source

Predation on Philodryas patagoniensis (Squamata, Colubridae) by an Aplomado falcon (Falconidae: Falco femoralis) in central Argentina [PDF]

open access: yes, 2015
The Patagonia Green Racer (Philodryas patagoniensis, Squamata, Colubridae) is a widespread snake that occurs in Argentina, Brazil, eastern Bolivia and Uruguay (Cei, 1993).
Liébana, María Soledad   +3 more
core  

Extent, characteristics and policy applications of Key Biodiversity Areas

open access: yesBiological Reviews, EarlyView.
ABSTRACT A global standard for the identification of Key Biodiversity Areas (KBAs) was published 10 years ago to provide a unified set of criteria for identifying ‘sites of significance for the global persistence of biodiversity’. We review the initiative's origins, the KBA identification process, characteristics of the current network, threats, policy
Stuart H. M. Butchart   +57 more
wiley   +1 more source

Lärares upplevelser av friskolereformen : effekter av marknadiseringen av den svenska gymnasieskolan

open access: yes, 2011
Friskolereformen har på kort tid fått starkt genomslag i Sverige. Lärarna är nyckelpersoner när det gäller att genomföra reformer i skolan vilket medför att deras förståelse av arbetsvillkor och policykontext påverkar hela skolverksamheten. Detta gör det angeläget att belysa hur lärarna uppfattar friskolereformen, hur den påverkar deras arbete och ...
Parding, Karolina, Lundström, Ulf
openaire   +2 more sources

Diet of bird‐like troodontid dinosaurs: synthesis of a contentious clade

open access: yesBiological Reviews, EarlyView.
ABSTRACT Troodontidae is a clade of small‐to medium‐sized maniraptoran theropods that mainly lived in Laurasia (modern Asia, North America and Europe) during the Jurassic and Cretaceous periods and are believed to have had a variety of diets. The uniqueness of troodontid teeth suggests that they diverged from the typical flesh‐based diet of non‐avian ...
Yui Chi Fan   +2 more
wiley   +1 more source

Hecmatologic Changes and the Arrhythmia Observed in Experimental Myocardial Infarction

open access: yesEurasian Journal of Medicine, 2019
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Aves Editorial Aves Editorial
doaj  

Bird abundances in Elviña [PDF]

open access: yes, 2016
[Resumen] En este trabajo he analizado una zona de Elviña, en la provincia de A Coruña, para determinar la abundancia de aves según los diversos estratos, la abundancia de especies y la variación de la misma en función de los meses del año, tratando de ...
Pedreira de la Iglesia, Iván
core  

Classifying avian drinking behaviour: ecological insights and implications in a changing world

open access: yesBiological Reviews, EarlyView.
ABSTRACT Water is a fundamental currency of life, and its availability significantly influences animal behaviour, physiology and distributions. However, our knowledge around the dependence on water for drinking and the direct and indirect mechanisms driving related behaviours remains partial in the context of changing climates. Here, we review patterns
Shannon R. Conradie, Marc T. Freeman
wiley   +1 more source

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