Number-space mapping in the newborn chick resembles humans' mental number line

Spontaneous Spatial Mapping of Learned Sequence in Chimpanzees: Evidence for a SNARC-Like Effect

(2014) Ikuma Adachi   PLoS One

Human Infants' Preference for Left-to-Right Oriented Increasing Numerical Sequences

(2014) Maria Dolores de Hevia et al.   PLoS One

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

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

Numerical Abstraction in Young Domestic Chicks (Gallus gallus)

(2013) Rosa Rugani et al.   PLoS One

Topographic Representation of Numerosity in the Human Parietal Cortex

(2013) B. M. Harvey et al.   SCIENCE

Coding of abstract quantity by ‘number neurons’ of the primate brain

(2012) Andreas Nieder   JOURNAL OF COMPARATIVE PHYSIOLOGY A-NEUROETHOLOGY SENSORY NEURAL AND BEHAVIORAL PHYSIOLOGY

Pigeons on Par with Primates in Numerical Competence

(2011) D. Scarf et al.   SCIENCE

Is it only humans that count from left to right?

(2010) R. Rugani et al.   Biology Letters

Asymmetrical number-space mapping in the avian brain

(2010) Rosa Rugani et al.   NEUROBIOLOGY OF LEARNING AND MEMORY

Arithmetic in newborn chicks

(2009) R. Rugani et al.   PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

The spatial representation of numbers: evidence from neglect and pseudoneglect

(2008) Carlo Umiltà et al.   EXPERIMENTAL BRAIN RESEARCH