European green woodpecker but is made sticky by secretions from the enlarged salivary glands. Heavy, prolonged snow cover makes feeding difficult for the green woodpecker and can result in high mortality, from which it may take 10 years for the population to recover. Ant nests can be located under the snow; one bird was observed to dig 85 cm to reach a nest. 'Professor Yaffle', the wooden bookend character in the 1974 children's animation series "Bagpuss", was based loosely upon the green woodpecker. 'Yaffle' was among many English folk names for the European green woodpecker relating to its laughing call; others include laughing
Kaempfer's woodpecker Kaempfer's woodpecker The Kaempfer's woodpecker ("Celeus obrieni"), also known as Piauí woodpecker, is a species of woodpecker from Brazil. The type specimen, a female, was collected in the Brazilian state of Piauí in 1926. No other individuals were collected or seen and the bird was feared extinct, until a male was captured by Advaldo Dias do Prado during mist netting in 2006 in the state of Tocantins. It was known as the Caatinga woodpecker for some time, but this name is misleading and based on confusion between two places with similar names (see below). Normally, it has been considered a