stimulation of the reticular activating system makes us alert
Answer: They would be using mimicry to make themself seem dangerous to scare off predators. :)
Yes. He should because you never know when something bad might happen. If for what ever reason Chris were to die, then his parents would get additional money for it.
I hope this helps. Im really sorry if its unhelpful
Answer:
fight in the way of Allah against those who fight against you jihad interpreted by early muslims to let them know Allah is the most powerful