SUMMARY: Female fairy-wrens teach their chicks a vocal password before they hatch to distinguish them from brood parasitic bronze-cuckoo chicks How do parents recognize their offspring when the cost of […]
Tree Swallow brood sex ratios SUMMARY: Tree swallows reveal that brood sex ratios are an economic balancing act with far-reaching evolutionary consequences Skewed sex ratios have been widely discussed in […]
SUMMARY: Insectivorous cavity-nesting birds can be encouraged to occupy vineyards by giving them nest boxes. New research documents that these birds reciprocate by providing significant eco-friendly pest control services to […]
Newly published research shows that crows remember the faces of humans who have threatened or harmed them, and these memories probably last for the bird’s lifetime. Not only do crows […]
I’ve always loved white-throated sparrows, Zonotrichia albicollis. Not only are these handsome birds the sister species to my own dissertation bird, the white-crowned sparrow, Z. leucophrys, but I think they […]