Western animal behavior and cognition researchers tracked the spatial cognition and lifespan of 227 mountain chickadees for more than a decade. They found the birds with better spatial learning and ...
The chestnut-backed chickadee is curious about humans, and spends the postbreeding and winter seasons foraging noisily in mixed-species flocks. Unlike other parids (except for the mountain ...
While there is no denying 'survival of the fittest' still reigns supreme in the animal kingdom, a new study shows being smartest - or at least smarter ...