The long and the short of it: Rule-based relative length discrimination in carrion crows, Corvus corone

Costs of a predictible switch between simple cognitive tasks.

Robert D. Rogers, Stephen Monsell · Journal of Experimental Psychology General · 1995 · 3.1K citations

Social Sciences, Behavioral Sciences, Psychology +13

The differential response in animals to stimuli varying within a single dimension.

Kaye Spence · Psychological Review · 1937 · 754 citations

Life Sciences, Behavioral Sciences, Neuroscience +14

Allometry of Alarm Calls: Black-Capped Chickadees Encode Information About Predator Size

Christopher N. Templeton, Erick Greene · Science · 2005 · 668 citations

Life Sciences, Biology, Zoology +17

Manufacture and use of hook-tools by New Caledonian crows

Gavin R. Hunt · Nature · 1996 · 650 citations

Life Sciences, Animal Sciences, Zoology +2

Shaping of Hooks in New Caledonian Crows

Alex Weir, Jackie Chappell, Alex Kacelnik · Science · 2002 · 626 citations

Life Sciences, Neuroscience, Zoology +14