An unusual noseSourced
A balloon-like sac from a nostril
Adult male hooded seals have an inflatable bladder on the head and can also inflate a balloon-like membrane from one nostril. They do this by closing the other nostril valve. The species lives in the North Atlantic.
A face can change shape with a breath of air.
Summary / translation: Unbubly · CC BY-SA 4.0
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Hooded seal · Wikimedia contributors
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Reviewed: 2026-10-10