Terkko Navigator / Animal cognition

Perception of dynamic facial expressions of emotion between dogs and humans

Revisiting more or less: influence of numerosity and size on potential prey choice in the domestic cat

The effect of spatially restricted experience on extrapolating learned views in desert ants, Melophorus bagoti

Effects of string length on the organization of rat string-pulling behavior

Performance of blue-fronted amazon parrots ( Amazona aestiva ) when solving the pebbles-and-seeds and multi-access-box paradigms: ex situ and in situ experiments

Guppies show sex and individual differences in the ability to inhibit behaviour

Animal cognition in the field: performance of wild vervet monkeys ( Chlorocebus pygerythrus ) on a reversal learning task

Sex differences in vocalization are reflected by event-related potential components in the music frog

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

Gains v. losses, or context dependence generated by confusion?

Social context increases ultrasonic vocalizations during restraint in adult mice

How cattle discriminate between green and dead forages accessible by head and neck movements by means of senses: reliance on vision varies with the distance to the forages

Do dogs rescue their owners from a stressful situation? A behavioral and physiological assessment

Everything is subjective under water surface, too: visual illusions in fish

The use of spatial and local cues for orientation in domestic chicks ( Gallus gallus )

Quantifying the face inversion effect in nonhuman primates: a phylogenetic meta-analysis

Socially tolerant lions ( Panthera leo ) solve a novel cooperative problem

The inhibitory control of pheasants ( Phasianus colchicus ) weakens when previously learned environmental information becomes unpredictable

That dog won’t fit: body size awareness in dogs

Social influence on the expression of robbing and bartering behaviours in Balinese long-tailed macaques

Innovation in a native Australian rodent, the fawn-footed mosaic-tailed rat ( Melomys cervinipes )

Gibbons exploit information about what a competitor can see

Object categorization by wild-ranging birds in nest defence

“It’s all in their head”: hierarchical exploration of a three-dimensional layered pyramid in rats

Problem-solving in a cooperative task in peach-fronted conures ( Eupsittula aurea )

Response learning confounds assays of inhibitory control on detour tasks

Effect of social organisation on interspecific differences in overmarking behaviour of foals in African equids

Effects of early life and current housing on sensitivity to reward loss in a successive negative contrast test in pigs

Gazing as a help requesting behavior: a comparison of dogs participating in animal-assisted interventions and pet dogs

Face-to-face opening phase in Japanese macaques’ social play enhances and sustains participants’ engagement in subsequent play interaction

Combined predisposed preferences for colour and biological motion make robust development of social attachment through imprinting

Spatial learning in Japanese eels ( Anguilla japonica )

Delayed gratification in New Caledonian crows and young children: influence of reward type and visibility

Picture recognition of food by sloth bears ( Melursus ursinus )

Serial reversal learning in freshwater stingrays ( Potamotrygon motoro )

On the transfer of spatial learning between geometrically different shaped environments in the terrestrial toad, Rhinella arenarum

Does humic acid alter visually and chemically guided foraging in stickleback fish?

Gestural communication in olive baboons ( Papio anubis ): repertoire and intentionality

What smells? Gauging attention to olfaction in canine cognition research

Leveraging brain–body scaling relationships for comparative studies

Complex visual analysis of ecologically relevant signals in Siamese fighting fish

Mirror self-recognition and its relationship to social cognition in chimpanzees

Acoustic structure of forest elephant rumbles: a test of the ambiguity reduction hypothesis

How do horses ( Equus caballus ) learn from observing human action?

Mandrills represent their own dominance hierarchy on a cardinal, not ordinal, scale

When are egg-rejection cues perceived? A test using thermochromic eggs in an avian brood parasite host

Heterospecific alarm-call recognition in two warbler hosts of common cuckoos

The effects of human attentional state on canine gazing behaviour: a comparison of free-ranging, shelter, and pet dogs

User innovation: a novel framework for studying animal innovation within a comparative context