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News From the Field

Jamaican Lizards' Shows of Strength Mark Territory at Dawn, Dusk


August 27, 2008

Jamaican gray anole lizard What does Jack LaLanne have in common with a Jamaican lizard? Like the ageless fitness guru, the lizards greet each new day with vigorous push-ups. That's according to a new study showing that male Anolis lizards engage in impressive displays of reptilian strength--push-ups, head bobs and the threatening extension of a colorful neck flap called a dewlap--to defend their territory at dawn and dusk. Full Story

Source
Harvard University

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