Cooperation Keeps Lizards' Blue Genes from Fading- All Images

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News Release 06-079

Cooperation Keeps Lizards' Blue Genes from Fading

Breakthrough study shows genetics underlie altruistic behavior in some lizards

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Scientists found that genetics underpins self-sacrificing behavior in some side-blotched lizards.

In side-blotched lizards, three throat colors correlate with strikingly different behavior in the males. Scientists discovered that genetics underpins the self-sacrificing behavior of the blue-throats. Examples of an orange, blue, and blue-yellow cross are shown.

Credit: Suzanne Millls and Barry Sinervo

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