palumbarius
From LSJ
ἐπέμψατε ἀγγέλους τοῖς ἀλλήλοις ὥστε ἔγνωτε τὸν κίνδυνον → you sent messengers to one another so that you knew the danger
Latin > English (Lewis & Short)
pălumbārĭus: ii, m. palumbes,
I a kind of hawk which attacks doves: palumbarius, = φασσοφόνος>, Gloss. Philox.