This neatly shot oddball film may not have wide appeal, but its quirky humour and abiding sense of wonder will undoubtedly connect with those intrigued by the subject matter.

Despite the evidently esoteric subject matter, Grabham and Sharp provide enough stimuli to guide us from cynicism to curiosity - perhaps even captivation.

will force a grudging admiration from even the most slime mold-phobic among us for the fascinating paradox that they represent about how nature refuses to fall into neat categories.