Grey-headed woodpecker colour. The typical woodpecker markings are small and not particularly conspicuous. It has a grey head with black moustache, and the male has a red crown. It has a shorter neck, slimmer bill and slightly rounder head than the green woodpecker. Calls made by the European green woodpecker and grey-headed woodpecker resemble each other. The far-carrying territorial song of the grey-headed woodpecker is more melodic and cleaner than the explosive "laughter" of the green woodpecker. The call series consists of ten to fifteen utterances of declining pitch and gradual slowing. The verse may appear melancholic and "dying". The territorial song
An Essay on the Art of Ingeniously Tormenting to the work are "General Rules for plaguing all your acquaintance; with the description of a party of pleasure" along with a "Conclusion" and "A Fable". As a general rule, the narrator says, "By all means avoid an evenness of behaviour. Be, sometimes, extremely glad to see people; and, at other times, let your behaviour be hardly within the rules of good breeding." Most of her contemporaries had only good things to say about the work. Henry Fielding complimented Collier on the work by declaring she had "an Understanding more than Female, mixed with virtues almost more than human". This