Laura's attempt at trying to use an English idiom reveals that she is eager to try English phrases and expressions.
She says "There's no use trying to drink spilt milk," and even though her use of the idiom is incorrect (it should be - there's no use crying over spilt milk), she still really wants to try and better her English speaking skills, which is always quite commendable.
Answer:
I’m not sure but I think the answer is “Have Different Kinds Of Mental Abilities”
Explanation: Don’t choose this answer yet I’m not sure
Answer: One animal is from a dry place, while the other is from a very <em>moist</em> place. If they switched places, they wouldn't have the resources they need.