50K views · 2.1K reactions | Sound the alarm! Something out of frame catches Big Red's attention, causing her to alert and take off from the Cornell Hawks nest. The Red-tailed Hawk's hoarse, screaming "kee-eeee-arrr" call often signals irritation or a defensive response when its territory is entered by an intruder or perceived threat. Check in LIVE at AllAboutBirds.org/CornellHawks | Bird Cams | Facebook