D.W. Field Park in Brockton closed on Friday due to a potential avian flu outbreak, just a week after more than 60 geese, swans, and ducks were found dead at a Plymouth pond 25 miles away.

Avian flu is rampant in poultry farms and in wild birds in the U.S. Every mutation brings the virus one step closer to the brink of human-to-human transmission, but predicting whether a virus will cross that threshold remains an uncertain science.

Dead swans and Canada geese were found on a pond in a park that has since been closed due to avian flu concerns in Brockton and Avon, officials reported.

A bird flu prevention zone enforcing strict hygiene standards around domesticated birds has been declared for the whole of England. A rising number of cases and risk avian influenza poses to wild birds led to the decision,

A national Avian Influenza Prevention Zone (AIPZ) has been introduced for the whole of England and Scotland following a surge in cases, the Government has announced

Most of the UK has been placed under an avian influenza prevention zone after cases show no sign of stopping. The new zone to tackle a rising number of bird flu cases was declared in England and Scotland after the spread among poultry has escalated.