Author: Donna Ryan

When a dog cocks their head to one side while someone speaks, they’re doing far more than looking adorable. Dogs tilt their heads primarily to hear better by adjusting their ear position and to get a clearer view of human facial expressions and mouth movements, with frequent head-tilters often demonstrating higher cognitive abilities. This seemingly…

Crows are among the most intelligent birds on the planet, and their ability to remember human faces rivals that of many mammals. Research conducted at the University of Washington revealed that crows can hold grudges against individual humans for up to 17 years and actively teach other crows to recognize and avoid the same threatening…