Bell De Jour has written some entertaining Dating Tips From The Animal Kingdom:

1. Our good friends and co-evolutionaries Canis familiaris(the domestic dog) show that when in doubt which hole to aim for, thrust wildly. You are bound to land in something good.
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5. The females of the bonobo species (Pan paniscus), closely related to humans, are known to use sexual favours to gain status and food. A point to remember next time you’re short of change at the corner shop.
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12. Time is limited and some opportunities may never repeat themselves. Take a tip from swallows of the genus Hirundo, who mate in midair, regardless of the number of people on the flight.