Results 51 to 60 of about 2,985 (184)

Shaping the extinction burst: Increasing its probability and preventing its emergence across topographies

open access: yesJournal of the Experimental Analysis of Behavior, Volume 126, Issue 1, July 2026.
Abstract Extinction bursts are traditionally described as transient increases in response rate following the discontinuation of reinforcement. However, their underlying mechanisms remain under debate. This study examined whether extinction bursts are modulated by the contingencies across multiple extinction exposures.
Marlon Palomino   +4 more
wiley   +1 more source

Is There a Genetic Link Between Resting Infrared Thermography in Young Horses and Longevity in Jumping Competition?

open access: yesJournal of Animal Breeding and Genetics, Volume 143, Issue 4, Page 481-495, July 2026.
ABSTRACT The objective was to evaluate the genetic relationship between the surface temperature of regions of interest, measured using infrared images of young horses and functional longevity in jumping. This relationship was assessed by comparing the temperatures measured in the offspring of two groups of sires, one favourable and one unfavourable, to
Anne Ricard   +3 more
wiley   +1 more source

Le cheval de course en Île-de-France, une présence architecturale et paysagère

open access: yesIn Situ, 2012
Fontainebleau, the plain of Sablons, the wood of Vincennes are at the end of the 18th century hangouts for the first amateurs of Horse-races. " Elegant and refined diversion ", this practice, coming of Great Britain is going to become little by little a ...
Sophie Cueille
doaj   +1 more source

The Loom Weight, the Spindle Whorl, and the Sword Beater – Evidence of Textile Activity in the Early Neolithic?

open access: yesOpen Archaeology, 2021
After the development of an experimental protocol concerning an enigmatic tool rarely recognized archaeologically and potentially used as a sword beater, that is, blades in bone or wood, we were able to establish certain diagnostic criteria.
Cheval Carole
doaj   +1 more source

Why Do Humans Exercise? A Neuro‐Evolutionary Framework for Discretionary Physical Effort

open access: yesEvolutionary Anthropology: Issues, News, and Reviews, Volume 35, Issue 2, June 2026.
ABSTRACT Hominin evolution made physical activity obligatory for survival. Modern environments decoupled effort from ecological returns, generating an evolutionary mismatch that favors energy conservation over voluntary movement. This review distinguishes between subsistence‐based physical activity, the ancestral condition directly coupled to survival,
Miguel Ángel Rodríguez   +4 more
wiley   +1 more source

The Tree of Chivalry and the Black Lady: Juana of Castile's 1496 Joyous Entry into Brussels☆

open access: yesRenaissance Studies, Volume 40, Issue 3, Page 444-468, June 2026.
Abstract Kupferstichkabinett MS 78D5 (Staatliche Museen Berlin) presents an iconographic account of the Joyous Entry of Juana of Castile into Brussels on 9 December 1496. In this article, we newly identify a rare visual record of a civic contribution to a tournament within the manuscript.
Nadia T. van Pelt   +2 more
wiley   +1 more source

Propriétés contractiles des fibres musculaires et performance physique chez le cheval

open access: yesINRAE Productions Animales, 1994
Cet article présente les connaissances acquises sur la physiologie des fibres musculaires en relation avec l’exercice physique chez le cheval-athlète. La vitesse et la force de contraction développée par un muscle dépendent à la fois de la quantité de ...
E. BARREY
doaj   +1 more source

Complement fixing antibodies against arboviruses in horses at Lagos, Nigeria

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1989
Les sérums de 62 chevaux récoltés dans deux écuries à Lagos, Nigeria, ont été testés pour la recherche des anticorps de fixation du complément (FC) contre les antigènes de 8 arbovirus, à savoir : Chikungunya, Igbo-Ora, fièvre jaune, maladie de ...
O.D. Olaleye   +4 more
doaj   +1 more source

Projected Evolution of Climatic Aridity in Spain: Robust Signals and Model Uncertainties

open access: yesInternational Journal of Climatology, Volume 46, Issue 6, May 2026.
This study examines the projected evolution of climatic aridity in Spain throughout the 21st century, using the UNEP Aridity Index and CMIP6 simulations under different emission scenarios and global warming levels. Despite model biases, results show a general increase in aridity across the country, particularly in southern regions and the Canary ...
Víctor Trullenque‐Blanco   +5 more
wiley   +1 more source

Les races de chevaux en France au XVIIIe siècle. Et les idées relatives à leur amélioration

open access: yesIn Situ, 2012
At first a broad outline of the history of the horse and the Administration of Stud Farms is given until the end of the Ancien Regime. After admitting that horse breeds can prudently be mentioned in the XVIIIth century, the author gives an account ...
Bernard Denis
doaj   +1 more source

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