Helmeted Woodpecker

The helmeted woodpecker (Celeus galeatus) is a Vulnerable species of bird in subfamily Picinae of the woodpecker family Picidae. It is found in Argentina, Brazil, and Paraguay. == Taxonomy and systematics == Coenraad Jacob Temminck described the helmeted woodpecker in 1822. It was reclassified in genus Hylatomus and several others at various times. Upon sequencing the mitochondrial and nuclear DNA, two studies published in 2015 found that it belonged in its current genus Celeus. Its specific epithet is from the Latin word galea, meaning "helmet". The placement of the helmeted woodpecker in genus Celeus is generally accepted. The helmeted woodpecker is monotypic. == Description == The helmeted woodpecker is about 25 cm (9.8 in) long with a 31.5 to 35 mm (1.2 to 1.4 in) bill, and weighs about 124 to 150 g (4.4 to 5.3 oz). Both sexes have a cinnamon face with a long red crest. The sexes differ only on their heads: Adult males have a red malar patch that extends down to the sides of the throat and around the back of the head to meet the crest. Females have the red crest but no other red on their head. Both sexes have a black throat…