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🤯 Did You Know (click to read)
Female Baird’s beaked whales typically lack externally visible erupted teeth.
Male Baird’s beaked whales develop erupted teeth at the tip of the lower jaw, which are used in ritualized combat with rivals, leaving distinct linear scars across opponents’ bodies.
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💥 Impact (click to read)
These confrontations occur in deep offshore waters where pressure is extreme and visibility is minimal, meaning high-speed physical clashes happen in near-total darkness between animals weighing more than 10 tons.
The dual role of the jaw in both echolocation support and combat illustrates how evolutionary pressures in deep environments shape anatomy for both survival and reproduction simultaneously.
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