A number of cases of a mysterious condition affecting dogs - known as seasonal canine illness - has been reported in Suffolk and Norfolk.
Dog owners are being warned to look out for signs of a mystery illness, which can affect dogs after they've been walked in woodland.
It's not known what causes Seasonal Canine illness, but several dogs in the East have died from it over the past three years.
Symptoms include vomiting, diarrhoaea and lethargy.
There are warnings for dog owners to be on the lookout for signs of a mystery illness that is expected to resurface in the coming days.
No one knows what causes Seasonal Canine Illness - but it's thought it affects dogs that have recently been walked in woodland. In the past three years, several have died from it. Emma Baker reports.