Sperm whaleUploader: Zulukinos 5 years ago Subscribe 8
They were once thought to be a way by which individuals identified themselves, but individuals have been observed producing multiple codas, and the same codas are used by multiple individuals. Archived from the original on 7 February The etymological dictionary of Corominas says the origin is uncertain, but it suggests that it comes from the Vulgar Latin cappula , plural of cappulum , "sword hilt". Sperm whales increase levels of primary production and carbon export by depositing iron-rich faeces into surface waters of the Southern Ocean. He recognised four species in the genus Physeter.