Downing Street’s top cat marks 10 years (and three PMs) in residence

Larry the cat, a four-legged inhabitant of London’s 10 Downing Street, is marking a decade as Britain’s mouse-catcher in chief.

The tabby cat was recruited by then-prime minister David Cameron to deal with a pack of rats seen scuttling close to the British leader’s official residenc.

The former stray, adopted from London’s Battersea Dogs and Cats Home, he moved into Downing Street on February 15, 2011.

Tweet from @Number10cat

He was given the title Chief Mouser to the Cabinet Office, an…