The dogs are adorable. They are interested in the ordeal. But they are cautious because the woman is nervous. The dogs want to get a better look but are scared to get closer. The woman does not want to accidentally harm the centipede by clamping too hard with the tool, yet she was afraid of the centipede that is fast, bites, and is poisonous. She is nervous, so the dogs are nervous but slightly nosy.
