What is the primary factor driving aggressive behavior in paired and nesting Sarus cranes?

Answer

Defense of immediate space

The primary driver for aggression in Sarus cranes, especially when they are paired and nesting, is the active guarding and defense of their immediate space against any perceived intruder.

What is the primary factor driving aggressive behavior in paired and nesting Sarus cranes?
behaviorbirdSarus Craneaggressivity