Irena is the single genus in the family Irenidae, or  fairy-bluebirds, small passerine bird species found in forests and plantations in tropical southern Asia and the Philippines.

Irena, Irenidae: A modern Greek spelling of the girls' name Irene, meaning 'peace'. The name is originally spelt Eirene or Eirini in Greek. In Ancient Greek Mythology, Eirene is the Greek goddess of peace.

1/ Asian fairy-bluebird (Chim lam, Irena puella)
"puella" is a Latin noun that primarily means "girl" in English.