'Today's endangered polar bear story du jour comes, you won't be at all surprised to hear, from the BBC's news website. An "environmental photojournalist" named Jenny E Ross took a photograph of a polar bear eating a cub – and concluded, as of course any self-respecting environmental photojournalist would, that this was probably the result of "climate change".

"This type of intraspecific predation has always occurred to some extent," she told BBC News.

"However, there are increasing numbers of observations of it occurring, particularly on land where polar bears are trapped ashore, completely food-deprived for extended periods of time due to the loss of sea ice as a result of climate change."

Don't you just love that having-it-both-ways fudge? On the one hand, she concedes that polar bears have been doing this kind of thing since time immemorial. On the other, for all that, it's just gotta be climate change hasn't it – because, well, isn't just about everything the result of climate change these days?'

Read more: The BBC: Less Trustworthy, More Dangerous Than a Cannibal Polar Bear