Who's that sassy bird photobombing a London traffic webcam? A deeper look.

A traffic webcam in London has a popular visitor. 

Transport for London — the city agency responsible for overseeing public transit in the sprawling metropolis — has 177 live cameras keeping tabs on traffic. A sassy looking bird has been photobombing one of the cams, just above the Blackwall Tunnel (which runs under the River Thames).

Over 2 million people have taken a look at the transit agency's most recent twitter posting of the white-headed bird, posted on April 30. Who is this attention-seeking creature?

Bird expert Kenn Kaufman had no trouble identifying the animal, a type of gull (there are some 50 species of gull).  Read more...