Results 71 to 80 of about 3,341,277 (327)

Foraging activity by the southern brown bandicoot (Isoodon obesulus) as a mechanism for soil turnover [PDF]

open access: yes, 2012
Mammals that forage for food by biopedturbation can alter the biotic and abiotic characteristics of their habitat, influencing ecosystem structure and function.
Anderson, H.   +3 more
core   +2 more sources

Combination of autogenous dentin graft and allograft for horizontal ridge augmentation: A case report

open access: yesClinical Advances in Periodontics, EarlyView.
Abstract Background Autogenous particulate dentin has emerged as one of the promising biocompatible alternatives to traditional bone graft materials in alveolar ridge augmentation. Although its clinical success is documented, comprehensive studies combining histological and radiographic evaluations remain limited. This case report addresses this gap by
Kosuke Kashiwagi   +4 more
wiley   +1 more source

The estimation of grizzly bear density through hair‐snagging techniques above the tree line

open access: yesWildlife Society Bulletin, 2015
Assessing grizzly bears' (Ursus arctos) abundance in the Arctic has been challenging because of the large scale of their movements and the remoteness of field locations.
Mathieu Dumond   +2 more
doaj   +1 more source

Challenges and opportunities for monitoring wild Nile crocodiles with scute mark-recapture photography

open access: yesKoedoe: African Protected Area Conservation and Science, 2018
The global conservation status of Nile crocodiles (Crocodylus niloticus) was last assessed in 1996. The species presents particular difficulty in monitoring because it can be cryptic, require expertise to handle, and caudal tail tags and transmitters are
Bernard W.T. Coetzee   +2 more
doaj   +1 more source

Around and Through: Successful Mitral Paravalvular Leakage Closure Using Both Anterograde and Retrograde Approaches

open access: yesCatheterization and Cardiovascular Interventions, EarlyView.
ABSTRACT Paravalvular leak (PVL) is a recognized complication after surgical mitral valve replacement and may cause heart failure, pulmonary hypertension, or hemolysis when moderate or severe. Although redo surgery is the definitive treatment, it carries substantial risk in elderly patients or those with multiple prior cardiac surgeries.
Marco Garaventa   +3 more
wiley   +1 more source

Elasmobranch Mark–Recapture Experiment off the Balearic Islands: Insight into Scyliorhinus canicula Growth, Mobility, and Population Size

open access: yesFishes
Despite the high diversity of elasmobranch fishes in the Balearic Islands, knowledge of their biology and population dynamics is still scarce. A recent mark-and-recapture experiment off the Balearic Islands tagged 3738 individuals of 23 shark and batoid ...
Francesca Ferragut-Perello   +7 more
doaj   +1 more source

Contrasting abundance and residency patterns of two sympatric populations of transient killer whales (Orcinus orca) in the northern Gulf of Alaska [PDF]

open access: yes, 2012
Two sympatric populations of “transient” (mammal-eating) killer whales were photo-identified over 27 years (1984–2010) in Prince William Sound and Kenai Fjords, coastal waters of the northern Gulf of Alaska (GOA).
Andrews, Russel D.   +6 more
core  

Safeguarding Online Research in Eating Disorders Against Fraud: Increasing Risks and Practical Recommendations

open access: yesInternational Journal of Eating Disorders, EarlyView.
ABSTRACT Objective Recent growth of online research has been accompanied by an increase in reports of fraudulent participants, which can significantly comprise research validity. Drawing from our experience using Qualtrics with open recruitment, existing literature, and emerging studies in eating disorders (ED), we outline the risk and provide simple ...
Jamie‐Lee Pennesi   +2 more
wiley   +1 more source

Growth of the purple snail Plicopurpura pansa in Baja California Sur, Mexico

open access: yesCiencias Marinas, 2003
 To study the growth of the purple snail Plicopurpura pansa at the northern limit of its distribution, from 1999 to 2001 monthly random samples were obtained from two beaches in the southern part of the Baja California Peninsula (Mexico): one on the ...
M Ramírez-Rodríguez, LCA Naegel
doaj   +1 more source

The home range of the signal crayfish in a British lowland river [PDF]

open access: yes, 1997
The signal crayfish Pacifastacus leniusculus (Dana), a native of north-western North America, is now a common resident in some British fresh waters following its introduction to England in 1976 (Lowery & Holdich 1988).
Guan, Rui-Zhang, Wiles, Peter
core  

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