Researchers Bill Detrich, Christina Cheng, and Art DeVries have pinpointed the genetic changes that enable icefish to thrive without hemoglobin and red blood cells and to avoid freezing in the icy ocean. This videos shows the discovery of the Antarctic icefish that has provided a stunning example of adaptation in an environment both hostile and abundant, where the birth of new genes and the death of old ones have played crucial roles.

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Channels: Genetics

Tags: Birth Death Genes

Upload by: biointeractive on 24-02-2012.

Duration: 13m 10s

Dnatube: Sciencific and Medical video site.