The man has spent his entire professional career up to his eyeballs in buzzard guano and the territorial anal gland secretions of male badgers. It's no surprise to learn that his nostrils have finally given up on him.
That's nothing. I heard that Michaela Strachan once put Deep Heat in Chris Packham's underpants, which he only discovered while he was crawling into a bird hide on Romney Marsh. Terrible, terrible scenes.
I trust there will be a million-signature petition in his favour, as occurred with another (ex) BBC presenter accused of bullying tactics behind the scenes of his show.