To ask him for help was like asking a tiger for its skin.

向他求助无异于与虎谋皮。

《新英汉大辞典》

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Or,what better way is there to sell gasoline than to say that using it is like putting a tiger in your tank.

VOA: special.2009.11.08

This is the largest single group allowed to go home since a military campaign to defeat the Tamil Tiger rebels ended this May.

VOA: standard.2009.10.23

The handlers note where the scat is found and take a sample for analysis to determine if it is from a tiger and to check the animal's health.

VOA: standard.2010.02.22

Comparing Gaikai to Steam is like comparing a Lion to a Tiger, in that they are a similar species.

FORBES: Sony To Acquire Cloud Gaming Startup Gaikai For $380 Million

Chua refers to herself as a Tiger because according to the Chinese zodiac she was born in the Year of the Tiger.

NEWYORKER: America��s Top Parent

The trend swept through Paris, landing in New York, where Woolworth heiress Barbara Hutton asked Cartier to create a tiger of her own.

WSJ: The Sublime Cats of Cartier