Science

Ancient fish bones reveal how Arctic cod species survived the last ice age

Source: Phys.org · Published 21 Oct 2026, 19:20

The glacial Arctic Ocean was not a barren ice desert but a breeding ground for the evolution of cold adaptation in marine fish. This is the main conclusion of a new scientific publication from Stockholm University that examines small fish bones found in deep-sea sediments during an expedition aboard the Swedish icebreaker Oden.

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