Does Sexual Selection Explain the Long-Necked Giraffe?

On an episode of ID the Future, hear the final segment of Casey Luskin and Wolf-Ekkehard Lnnig's discussion of the long-necked giraffe.

Dr. Lnnig examines sexual selection as a potential evolutionary explanation of the long-necked giraffe and considers intelligent design as an alternate explanation.

Image credit: Clmence Delmas (Own work) [CC BY 3.0], via Wikimedia Commons.