The bay woodpecker (Blythipicus pyrrhotis) is a species of bird in the family Picidae.
It is found in Bangladesh, Bhutan, Cambodia, China, Hong Kong, India, Laos, Malaysia, Myanmar, Nepal, Thailand, and Vietnam. Its natural habitats are subtropical or tropical moist lowland forest and subtropical or tropical moist montane forest.
The Bay Woodpecker is a mid-size bird with a body length of 26.5-30 cm. The average adult Bay Woodpecker has a weight of 126-170 g. Male Bay Woodpeckers can be distinguished by a brown crown on their heads, a short crest and nape with streaking, and a pale brown forehead. Female Bay Woodpeckers have a shorter bill than the males, as well as a pale head without any red on the neck. Bay Woodpeckers are members of the Picidae bird family which also includes piculets, wrynecks, and sapsuckers.