Human-like perception of the ebbinghaus illusion in two distant species: Domestic chicks and redtail splitfins
Individual features facilitate stimulus processing in a proto-arithmetic task in newborn domestic chicks
The larger shall be on the right side. Domestic chicks are better at identifying larger sets when these are located to their right side
Preliminary investigation of the representation of visual proportions in 4-day-old domestic chicks (Gallus gallus)