Normally free range chickens held in isolation as a safeguard during an outbreak of H5N8 bird flu in the Uk during 2016 and 2017.

- Image ID: HNHAE7
Normally free range chickens held in isolation as a safeguard during an outbreak of H5N8 bird flu in the Uk during 2016 and 2017.
David Cheshire / Alamy Stock Photo
Image ID: HNHAE7