Gulls might be seen as a nuisance by some, but experts warn their numbers are drastically declining in Wales.

However, changes to the fishing industry mean we could see a rise in the number of herring and lesser black-backed gulls, some of the most common forms of gulls.

Earlier this year, the first national survey of winter gulls in 20 years took place to find out more about how different species are faring amid growing pressures.