Large birds -- our closest relations to dinosaurs -- are capable of technical innovation, by solving a physical task to gain access to food.
Palaeognaths include emus and ostriches, and can reach 9 feet tall and weigh upwards of 300 pounds. They are more known for ...
Large birds—our closest relations to dinosaurs—are capable of technical innovation, by solving a physical task to gain access to food. This is the first time scientists have been able to show that ...
An endangered crow, found only in Hawaii, is flying free again. The alala has survived only in captivity after almost going ...