1) Bird genus 2) Genus certhia 
Certhia is the genus of birds containing the typical treecreepers, which together with the African and Indian spotted creepers make up the family Certhiidae. The typical treecreepers occur in many wooded parts of the North Temperate Zone. They do not normally migrate other than for local movements, such as altitudinal migrations in the Himalayan s...
Certhia is a genus of perching birds of the Certhiidae family.
[n] - type genus of the Certhiidae
genus Certhia noun type genus of the Certhiidae