Chicks prefer to peck at insect-like elongated stimuli moving in a direction orthogonal to their longer axis
Memory for what, where, and when in the black-capped chickadee ( Poecile atricapillus )
Visual and response-based navigation in the tortoise ( Geochelone carbonaria )
Comparing dogs and great apes in their ability to visually track object transpositions
Forest chimpanzees ( Pan troglodytes verus ) remember the location of numerous fruit trees
The comparative psychophysics of complex shape perception
Influence of social conditions in song sharing in the adult canary
Do dogs ( Canis familiaris ) show contagious yawning?