[The numerousness judgement by the hooded crow of a set consisting of 12-25 elements].
Zorina
Z A
ZA
Smirnova
A A
AA
D000818:Animals; D001717:Birds / Q000502:physiology*; D002755:Choice Behavior / Q000502:physiology; D004192:Discrimination, Psychological / Q000502:physiology; D006613:Higher Nervous Activity / Q000502:physiology*; D008433:Mathematics; D010775:Photic Stimulation / Q000379:methods
Kolichestvennaia otsenka seroĭ voronoĭ mnozhestv, sostoiashchikh iz 15--25 élementov.