The following comes from the Cornell Lab of Ornithology.
When male animals compete over mates, it’s often a showy affair: think of elk tangling antlers or tom turkeys strutting and gobbling. But for a Costa Rican hummingbird, it seems mental prowess holds the edge over mere physical flamboyance.
New experiments show that dominant male Long-billed Hermits have better spatial memories and sing more consistent songs than less successful males, according to research published this month in the journal Scientific Reports. The benefit of a good spatial memory even outweighs the advantages of bigger body size and extra flight power. » Continue Reading.