What are pitbulls structural and behavioral adaptations and what does it mean when their fur is sticking up and is that a behavioral adaptation:confused:

I have no clue

You have no clue? I thought everyone knew when a dog has his hackles up he is in attack mode. If a pitbull has its hackles up, then you better skedaddle or carry a pistol.

what are pitbulls structural and behavioral adaptations and what does it mean when their fur is sticking up and is that a behavioral adaptation:confused:
Is that a behavioral adaptation

Help me please I need this before 9:00