Crows are considered to be among the smartest creatures on Earth. They have cognitive abilities at the levels of five- […] ...

W hen most people think of shapes, they imagine a triangle, a rectangle, or maybe even a fancier- sounding rhombus or ...

In a remarkable new study, crows demonstrated an intuitive grasp of geometry—identifying irregular shapes without training.

Scientists tested crows on their ability to recognize “geometric regularity,” a skill previously assumed to be unique to humans ...