Grey-headed woodpecker Concern" rating is primarily based on the large distribution of the species. The grey-headed woodpecker is long and weighs . Specimens of the more widespread of the two Eastern subspecies, "P. c. jessoensis", are usually a little larger and heavier than individuals from the type locality. On average, it is somewhat smaller and lighter than the European green woodpecker. In the field, this distinction in size is difficult to make. Its size is approximately that of a Eurasian collared dove. Grey-headed woodpeckers have uniformly olive green upperparts, transitioning across the neck to a light grey, the head being that latter
Proposals for an English Academy for an English Academy were initially and typically characterised by an antiquarian interest, for example in heraldry and medieval history. They represented a conservative wing in the larger discussion, and in different ways they informed approaches to the idea of a learned society as an active educational and regulatory body. In fact no such Academy would be set up, though discussion of the perceived need for one continued into the eighteenth century. The development of ideas on the language-regulation function of a putative English Academy was studied initially by Hermann Martin Flasdieck. Flasdieck distinguished three phases: first private initiatives up