Are humans naturally more selfish than animals like dogs when it comes to relationships, or is it more complex than that?

What's the best way to expose a business or nonprofit for unethical practices if one would prefer not to go to court?
Why do you think certain sounds from our childhood homes stick with us more than others as we grow older?
Why do some people feel like they're the ideal child to their parents, and what qualities do they think make them stand out?