Ms Mason also captured another picture of the chick carrying the filter in its beak: Birds can mistake the filters for food and feed them to their young. "Many birds are curious about the things ...

"In all my years of studying how bird feeding impacts wild birds, I didn’t give much thought to how it can also impact the ...

Psittacine birds can bite down hard on the metal tubes and create fractures and fissures in the keratin of their beak. If the feeding tube size is similar to the opening of the glottis or if the ...