09/12/2011 11:03 GMT | Updated 12/02/2012 05:12 GMT

Frozen Planet: A 'Twitter Jokes Of The Day' Special

Today, we learned that every single polar bear we've been watching on Frozen Planet has, in fact, been David and Richard Attenborough walking around in a pantomime polar bear outfit. Or something.

But while the readers of [insert Beeb-bashing newspaper here] have been outraged by news that some of Frozen Planet's footage was shot in a zoo, the users of Twitter have been less outraged.

Mainly because it's a great opportunity to make jokes. And here are the very best of them...

Twitter Jokes Of The Day: Frozen Planet Special