It won't harm the gulls specifically, but, like any wild animal, if they are fed by humans they gradually lose the ability to feed themselves naturally. Also, many people visiting the beach do not like the storms of gulls that hover around and bother them, once gulls have gotten used to the idea that humans will feed them. It's just not a good idea.
Most sea birds feed on fish. A few,like gulls, are scavengers, eating whatever they can find.
"hey there David, look at those sea gulls"
They find their food there
Feeding Sea Gulls - 1898 was released on: USA: March 1898
The cast of The Sea Gulls - 2010 includes: Alisha Gard as Jane
Sea gulls.
sea oats
yes, they do
Ye they do
Sea gulls.
Sea gulls :-)