1) Apprentice night stalker 2) Apprentice night-stalker 3) Baby barn bird 4) Baby barn critter 5) Baby bird 6) Baby bird of prey 7) Baby boobook 8) Baby hooter 9) Baby hooting bird 10) Baby night bird 11) Baby owl 12) Baby screecher 13) Baby that gives a hoot 14) Baby with big eyes 15) Barn baby 16) Barn fledgling Found on https://www.crosswordclues.com/clue/owlet
commonly, any young owl; the term is also used as the general name for several diminutive African and Southeast Asian species of Glaucidium (see ... Found on http://www.britannica.com/eb/a-z/o/42
Owl'et noun [ Dim. of owl . Confer Howlet .] (Zoology) A small owl; especially, the European species ( Athene noctua ), and the California flammulated owlet ( Megascops flammeolus ). Owlet moth (Zoology) , any noctuid moth. Found on http://www.encyclo.co.uk/webster/O/60