In a series of studies over more than 20 years, evolutionary biologists have demonstrated that paper wasps, despite their tiny brains, have an impressive capacity to learn, remember and make social ...

Wasps can tell the difference between pairs of stimuli that are the same or different, a task that requires the use of abstract concepts that only a small group of animals are known to grasp. The ...

The first episode of Sesame Street in 1969 included a segment called “One of These Things Is Not Like the Other.” Viewers were asked to consider a poster that displayed three 2s and one W, and to ...

Corvids (birds of the family Corvidae) display intelligent behavior previously ascribed only to primates, but such feats are not directly comparable across species. To make direct species comparisons, ...

In a series of studies over more than 20 years, University of Michigan evolutionary biologist Elizabeth Tibbetts and her colleagues have demonstrated that paper wasps, despite their tiny brains, have ...