Letters that make Apus apus
s, a, p, u are letters that make 'Apus apus'
1 possible definitions for 'Apus apus'
Under this definition, apus apus is a noun and has the following properties:
European swift has the same meaning as Apus apus
'Apus apus' can be a type of swift.
'Apus apus' can be a member of Apus, genus Apus.