The Elk are in league with the Crows. The Crows do aerial patrols and warn the Elk. The Crows are the spawn of Satan.
Thier also in cahoots with the chipmunks that start chirping at the first sniffle
Deer and crows — Felix Salten, who wrote the original novel Bambi (which Disney studios really ruined) was a deer hunter himself. In the novel, the crows warn the deer about hunters in the woods.