Matriarchal groups in east and west exhibit distinct click patterns, used to form social structures From “Howdy” to “G’day”, English – like other languages – is rich in dialects. Now researchers have found sperm whales on different sides of the Mediterranean show similar variations in their voca...

Source: [Guardian World](https://www.theguardian.com/environment/2026/jun/24/sperm-whale-dialects-detected-mediterranean)

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