In biology, dactyly is the arrangement of (fingers and toes) on the hands, feet, or sometimes wings of a tetrapod animal. It comes from the Greek word δακτυλος = "finger". Sometimes the ending "-dactylia" is used. The derived adjectives end with "-dactyl" or "-dactylous". Pentadactyly Pentadactyly (from Greek pente-="five" plus δακτυλος = "finger") is the condition of having five digits on each limb. It is believed t… (More on Dactyly)