US bird flu outbreak in cattle: The global risk to humans
Avian influenza H5N1 continues to spread. A second type of the virus, D1.1, has been detected in dairy cattle in Nevada, US. What does it mean for people?
Skull fossil discovery reveals oldest known modern bird
A 68-million-year-old skull fossil found in Antarctica has revealed the oldest known modern bird, which was likely related to ...
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Ancient duck-like creature discovered in Antarctica may be the oldest modern bird ever discovered
A new and nearly complete skull of Vegavis iaai discovered in Antarctica suggests that modern birds originated before the end ...
Loon-like waterfowl from dinosaur-era Antarctica is oldest 'modern' bird
Near the end of the age of dinosaurs, a bird resembling today's loons and grebes dove for fish and other prey in the perilous ...