Food Quantity Discrimination in Angelfish (Pterophyllum scalare): The Role of Number, Density, Size and Area Occupied by the Food Items

Food density and preferred quantity: discrimination of small and large numbers in angelfish (Pterophyllum scalare)

(2020) Luis M. Gómez-Laplaza et al.   ANIMAL COGNITION

The density bias: Capuchin monkeys (Sapajus apella) prefer densely arranged items in a food-choice task.

(2020) Audrey E. Parrish et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

Size discrimination in adult zebrafish (Danio rerio): Normative data and individual variation

(2020) Maria Santacà et al.   Scientific Reports

Response to change in the number of visual stimuli in zebrafish:A behavioural and molecular study

(2020) Andrea Messina et al.   Scientific Reports

Quantity discrimination in Port Jackson sharks incubated under elevated temperatures

(2019) Catarina Vila Pouca et al.   BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY

Spontaneous quantity discrimination in crickets

(2019) Elia Gatto et al.   ETHOLOGY

An Insect’s Sense of Number

(2019) Martin Giurfa   TRENDS IN COGNITIVE SCIENCES

Correction to ‘Evidence for individual discrimination and numerical assessment in collective antipredator behaviour in wild jackdaws ( Corvus monedula )’

(2019) Jenny R. Coomes et al.   Biology Letters

The role of item size on choosing contrasted food quantities in angelfish (Pterophyllum scalare)

(2019) Luis M. Gómez-Laplaza et al.   Scientific Reports

Quantity discrimination by treefrogs

(2018) Tyrone Lucon-Xiccato et al.   ANIMAL BEHAVIOUR

Quantity discrimination in angelfish, Pterophyllum scalare : a novel approach with food as the discriminant

(2018) Luis M. Gómez-Laplaza et al.   ANIMAL BEHAVIOUR

The effect of clustering on perceived quantity in humans (Homo sapiens) and in chicks (Gallus gallus).

(2018) Marco Bertamini et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

Collective Action Promoted by Key Individuals

(2018) David Wheatcroft et al.   AMERICAN NATURALIST

Continuous and discrete quantity discrimination in tortoises

(2018) Andrea Gazzola et al.   Biology Letters

Exploring whether nonhuman primates show a bias to overestimate dense quantities.

(2017) Audrey E. Parrish et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

Evolution of cognitive and neural solutions enabling numerosity judgements: lessons from primates and corvids

(2017) Andreas Nieder   PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

Discrimination of large quantities: Weber's law and short-term memory in angelfish, Pterophyllum scalare

(2016) Luis M. Gómez-Laplaza et al.   ANIMAL BEHAVIOUR

Development and testing of a rapid method for measuring shoal size discrimination

(2016) Tyrone Lucon-Xiccato et al.   ANIMAL COGNITION

From “sense of number” to “sense of magnitude”: The role of continuous magnitudes in numerical cognition

(2016) Tali Leibovich et al.   BEHAVIORAL AND BRAIN SCIENCES

Individual guppies differ in quantity discrimination performance across antipredator and foraging contexts

(2016) Tyrone Lucon-Xiccato et al.   BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY

What counts for dogs (Canis lupus familiaris) in a quantity discrimination task?

(2016) Maria Elena Miletto Petrazzini et al.   BEHAVIOURAL PROCESSES

Number sense and state-dependent valuation in cuttlefish

(2016) Tsang-I Yang et al.   PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

Short-Term Memory Effects on Crossing the Boundary: Discrimination between Large and Small Quantities in Angelfish (Pterophyllum scalare)

(2016) Luis M. Gómez-Laplaza et al.   PLoS One

Guppies discriminate between two quantities of food items but prioritize item size over total amount

(2015) Tyrone Lucon-Xiccato et al.   ANIMAL BEHAVIOUR

Quantification acuity in spontaneous shoaling decisions of three-spined sticklebacks

(2015) Marion Mehlis et al.   ANIMAL COGNITION

Turning to the larger shoal: are there individual differences in small- and large-quantity discrimination of guppies?

(2015) M.E. Miletto Petrazzini et al.   ETHOLOGY ECOLOGY & EVOLUTION

An investigation of quantity discrimination in Clark’s nutcrackers (Nucifraga columbiana).

(2015) Jan K. Tornick et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

Quantity discrimination by zebrafish (Danio rerio).

(2015) Davide Potrich et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

Angelfish (Pterophyllum scalare) discriminate between small quantities: A role of memory.

(2015) Luis M. Gómez-Laplaza et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

Spontaneous discrimination of food quantities in the jungle crow, Corvus macrorhynchos

(2014) Bezawork Afework Bogale et al.   ANIMAL BEHAVIOUR

Context-dependent group size preferences in large shoals of three-spined sticklebacks

(2014) Timo Thünken et al.   ANIMAL BEHAVIOUR

Numerical discrimination by frogs (Bombina orientalis)

(2014) G. Stancher et al.   ANIMAL COGNITION

Nephila clavipes spiders (Araneae: Nephilidae) keep track of captured prey counts: testing for a sense of numerosity in an orb-weaver

(2014) Rafael L. Rodríguez et al.   ANIMAL COGNITION

Spontaneous versus trained numerical abilities. A comparison between the two main tools to study numerical competence in non-human animals

(2014) Christian Agrillo et al.   JOURNAL OF NEUROSCIENCE METHODS

One, two, three, four, or is there something more? Numerical discrimination in day-old domestic chicks

(2013) Rosa Rugani et al.   ANIMAL COGNITION

From small to large: Numerical discrimination by young domestic chicks (Gallus gallus).

(2013) Rosa Rugani et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

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

(2012) Jennifer Vonk et al.   ANIMAL BEHAVIOUR

The role of numerical competence in a specialized predatory strategy of an araneophagic spider

(2012) Ximena J. Nelson et al.   ANIMAL COGNITION

Further evidence for addition and numerical competence by a Grey parrot (Psittacus erithacus)

(2012) Irene M. Pepperberg   ANIMAL COGNITION

Large quantity discrimination by North Island robins (Petroica longipes)

(2012) Alexis Garland et al.   ANIMAL COGNITION

Quantification abilities in angelfish (Pterophyllum scalare): the influence of continuous variables

(2012) Luis M. Gómez-Laplaza et al.   ANIMAL COGNITION

Numerical assessment and individual call discrimination by wild spotted hyaenas, Crocuta crocuta

(2011) Sarah Benson-Amram et al.   ANIMAL BEHAVIOUR

Small and large number discrimination in guppies

(2011) Laura Piffer et al.   ANIMAL COGNITION

Spontaneous discrimination of small quantities: shoaling preferences in angelfish (Pterophyllum scalare)

(2011) Luis M. Gómez-Laplaza et al.   ANIMAL COGNITION

Tracking of food quantity by coyotes (Canis latrans)

(2011) Joseph M. Baker et al.   BEHAVIOURAL PROCESSES

Can angelfish (Pterophyllum scalare) count? Discrimination between different shoal sizes follows Weber’s law

(2010) Luis M. Gómez-Laplaza et al.   ANIMAL COGNITION

Free-ranging dogs assess the quantity of opponents in intergroup conflicts

(2010) Roberto Bonanni et al.   ANIMAL COGNITION

Quantity discrimination in salamanders

(2010) P. Krusche et al.   JOURNAL OF EXPERIMENTAL BIOLOGY

Large Number Discrimination by Mosquitofish

(2010) Christian Agrillo et al.   PLoS One

Disentangling the effects of group size and density on shoaling decisions of three-spined sticklebacks (Gasterosteus aculeatus)

(2009) Joachim G. Frommen et al.   BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY

Use of Number by Fish

(2009) Christian Agrillo et al.   PLoS One

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

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

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

Do fish count? Spontaneous discrimination of quantity in female mosquitofish

(2008) Christian Agrillo et al.   ANIMAL COGNITION

Discrimination of small numerosities in young chicks.

(2008) Rosa Rugani et al.   JOURNAL OF EXPERIMENTAL PSYCHOLOGY-ANIMAL LEARNING AND COGNITION

Adaptive numerical competency in a food-hoarding songbird

(2008) S. Hunt et al.   PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES