It's an interesting question.
In the Animal Kingdom, like usually sticks with like - bees from another colony are not welcome at a different hive. But there are exceptions, like a monkey adopting a puppy, or a goat welcoming a kitten.
Animals are generally bigots.
As for humans, it's interesting to compare and contrast developed, western nations...
A lawless atmosphere often follows natural disasters. How has Japan managed to maintain order in the aftermath of last week's earthquake and tsunami?
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