Order: Hoatzin / Opisthocomiformes
How many bird species are there in order Hoatzin? There are 1 species and 1 families in Opisthocomiformes birds group.
List of families
Hoatzin / Opisthocomidae is the bird family from order Hoatzin / Opisthocomiformes. Includes 1 species of birds.
How many species of birds are there in Hoatzin