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2021.03.17 | Department of Bioscience, Staff, Public / media

Harbour porpoises attracted to oil platforms when searching for food

A large gathering of fish tempts harbour porpoises to search for food around oil and gas platforms, even though the noise from these industrial plants normally to scare the whales away. Decommissioned platforms may therefore serve as artificial reefs in the North Sea.

2021.03.10 | Department of Bioscience, Staff, Public / media

The narwhal’s tusk reveals its past living conditions

Every year, a new growth layer is added to the narwhal’s spiralled tusk. The individual layers act as an archive of data that reveals what and where the animal has eaten, providing a glimpse of how the ice and environmental conditions have changed over its long life span (up to 50 years).