Yes it was. And - of course - he's got a lot of flak for posting elephants before S4. At least enough flak to make him post a statement that he's sorry if someone was misled, but he posted them, because he likes elephants. Well, I warned him he's playing with fire, but he didn't listen Or he knew this and was trolling the conspirators.
Another fun fact:
In this picture of Ian from Dr Who episode, he's wearing the wig used for Ben's stunt double from Sherlock. Next curious case of creative recycling.