2020年9月10日 - EN

Common species mirror rare animals' response to global change Reviewing research about the evolution of complex cognition in birds New research shows lyrebirds move more litter and soil than any other digging animal New study shows birds can learn from others to be more daring Nature's soundtrack returns after centurylong absence Megafire does not deter Yosemite's spotted owls Gulls pay attention to human eyes Acorn woodpeckers wage days-long battles over vacant territories, radio tag data show Hummingbird reduces its body temperature during nightly torpor