This time period predates the earliest known bird fossils. "Footprints of this age are very rare, but when we find them, they provide direct evidence of behavior," University of Edinburgh ...

The H5N1 bird flu has spilled over to a sheep for the first time, infecting a domesticated ruminant in the United Kingdom much like it did US dairy cows, according to UK officials. The single ...

"Our advice remains that bird flu poses a very low food safety risk to UK consumers since the H5N1 virus is not normally transmitted through food," said Robin May, Chief Scientific Adviser at the FSA.

In light of the fresh bird flu case, Dr Meera Chand, Emerging Infection Lead at the UK Health Security Agency, also said this week: "Globally, we continue to see that mammals can be infected with ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. The first UK H5N1-type bird flu case in sheep has been confirmed in Yorkshire as authorities intensify ...