Two long-finned pilot whales with recorders. (CIRCE via SWNS)
Pilot whales are having to shout louder to be heard over deafening noise from shipping , reveals new research.
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A pod of long-finned pilot whales swimming at the water's surface. (CIRCE via SWNS)
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A pod of long-finned pilot whales near a cargo ship. (CIRCE via SWNS)
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A mother and calf long-finned pilot whale. (CIRCE via SWNS)
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