#visual-perception

#visual-perception

In both cases, the test subjects were presented with visual stimuli in the form of two white plastic cards. Sizes differed for the doves and the guppies, but each card showed an array of six black circles with a bit of food serving as the center "circle": red millet seeds for the doves and commercial flake food for the guppies.

Casasanto stated, "We found the same pattern you always find in righties, whose left hemispheres are specialized for high-frequency visual perception - and the exact opposite in lefties." This indicates a clear distinction of visual processing based on hand dominance.