Context: Dappled markings covered his back and shoulders ; extending along his arms . The chest in contrast was creamy white . Atobe noticed the nipples and thought dimly ' it 's a mammal ' . A shout from the shore made them both start , and panicked , the creature ducked .

Question: Why would a passerby be spooked by this person ?
Options:
0. They are violent .
1. They are crazed .
2. They look strange .
3. They are intruders .
Answer: 2