Validation of a novel cognitive bias task based on difference in quantity of reinforcement for assessing environmental enrichment

Temporal organization of activity in the brown bear (Ursus arctos): roles of circadian rhythms, light, and food entrainment

(2012) Jasmine V. Ware et al.   AMERICAN JOURNAL OF PHYSIOLOGY-REGULATORY INTEGRATIVE AND COMPARATIVE PHYSIOLOGY

Bears ‘count’ too: quantity estimation and comparison in black bears, Ursus americanus

(2012) Jennifer Vonk et al.   ANIMAL BEHAVIOUR

Concept formation in American black bears, Ursus americanus

(2012) Jennifer Vonk et al.   ANIMAL BEHAVIOUR

Tool-use in the brown bear (Ursus arctos)

(2012) Volker B. Deecke   ANIMAL COGNITION

Stereotypic head twirls, but not pacing, are related to a ‘pessimistic’-like judgment bias among captive tufted capuchins (Cebus apella)

(2012) Ori Pomerantz et al.   ANIMAL COGNITION

Cognitive bias in a non-human primate: husbandry procedures influence cognitive indicators of psychological well-being in captive rhesus macaques

(2012) EJ Bethell et al.   ANIMAL WELFARE

A test to identify judgement bias in mice

(2012) Hetty Boleij et al.   BEHAVIOURAL BRAIN RESEARCH

A glass full of optimism: Enrichment effects on cognitive bias in a rat model of depression

(2012) Sophie Helene Richter et al.   COGNITIVE AFFECTIVE & BEHAVIORAL NEUROSCIENCE

Sheep exhibit a positive judgement bias and stress-induced hyperthermia following shearing

(2011) Maree E. Sanger et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Using judgement bias to measure positive affective state in dogs

(2011) Oliver Burman et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Agitated Honeybees Exhibit Pessimistic Cognitive Biases

(2011) Melissa Bateson et al.   CURRENT BIOLOGY

Measuring judgement bias and emotional reactivity in sheep following long-term exposure to unpredictable and aversive events

(2011) Rebecca E. Doyle et al.   PHYSIOLOGY & BEHAVIOR

Environmental enrichment induces optimistic cognitive bias in rats

(2010) Nichola M. Brydges et al.   ANIMAL BEHAVIOUR

Stereotyping starlings are more ‘pessimistic’

(2010) Ben O. Brilot et al.   ANIMAL COGNITION

The effect of repeated testing on judgement biases in sheep

(2010) Rebecca E. Doyle et al.   BEHAVIOURAL PROCESSES

Cognitive bias in the chick anxiety–depression model

(2010) Amy L. Salmeto et al.   BRAIN RESEARCH

Dogs showing separation-related behaviour exhibit a ‘pessimistic’ cognitive bias

(2010) Michael Mendl et al.   CURRENT BIOLOGY

Cognitive bias as an indicator of animal emotion and welfare: Emerging evidence and underlying mechanisms

(2009) Michael Mendl et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Release from restraint generates a positive judgement bias in sheep

(2009) Rebecca E. Doyle et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Ambiguous-Cue Interpretation is Biased Under Stress- and Depression-Like States in Rats

(2009) Thomas Enkel et al.   NEUROPSYCHOPHARMACOLOGY

Anxiety-induced cognitive bias in non-human animals

(2009) Oliver H.P. Burman et al.   PHYSIOLOGY & BEHAVIOR

Perception of food amounts by chimpanzees based on the number, size, contour length and visibility of items

(2008) Michael J. Beran et al.   ANIMAL BEHAVIOUR

A spatial judgement task to determine background emotional state in laboratory rats, Rattus norvegicus

(2008) Oliver H.P. Burman et al.   ANIMAL BEHAVIOUR

Quantity judgments of sequentially presented food items by capuchin monkeys (Cebus apella)

(2008) Theodore A. Evans et al.   ANIMAL COGNITION

The taste of sugars

(2008) Stuart A. McCaughey   NEUROSCIENCE AND BIOBEHAVIORAL REVIEWS

Larger, enriched cages are associated with ‘optimistic’ response biases in captive European starlings (Sturnus vulgaris)

(2007) Stephanie M. Matheson et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Clicker increases resistance to extinction but does not decrease training time of a simple operant task in domestic dogs (Canis familiaris)

(2007) Shawn M. Smith et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE