Our airspace has only started to become cluttered recently – many birds are struggling to navigate through it.
A biologist who studies how viruses spread from animals to people explains the process of spillover and the risks posed by the new bird flu that has spread across the globe.
Hunters are warned to take precautions handling wild birds, and the virus can spill over to non-avian species, so no one should approach wild animals that are appear ill.
Bird flu is highly contagious in domestic flocks, and a major outbreak is underway in the US. A veterinary scientist explains what consumers need to know.
Paleontologists have discovered fossil remains belonging to an enormous 'toothed' bird that lived for a period of about 60 million years after dinosaurs.
The COVID-19 pandemic is interrupting scientific field work across North America, leaving blank spots in important data sets and making it harder to track ecological change.
/
2
