Department of Biology – Department of Biology - University of Copenhagen

Department of Biology

Horse

How horses whinny: Whistling while singing

Wei Zhou, Institute of Botany, Chinese Academy of Sciences

Plants in Permafrost Get Unexpected Help as the Arctic Warms

Wastewater treatment plant

Bacterial immune defenses persist through wastewater treatment

Cuckoo wrasse transforming. Photo: Kasper Nyberg, Øresund Aquarium, February 2026

Sex change in the aquarium: Three cuckoo wrasse fish are undergoing a spectacular transformation

News from the Department

How horses whinny: Whistling while singing

A horse’s whinny is an unusually distinctive mix of sounds including both high and low frequencies.…

Plants in Permafrost Get Unexpected Help as the Arctic Warms

A new climate warming experiment shows that mosses and their bacteria can supply Arctic plants with…

Sex change in the aquarium: Three cuckoo wrasse fish are undergoing a spectacular transformation

There were wide eyes and professional excitement among the Øresund Aquarium's animal keepers and…

Calendar

27 Mar. 2026, 12:00-14:00

AKC seminar: Skeletal Muscle-Specific Roles for an Oncogene in Exercise Adaptation

Associate Professor Kevin Murach, University of Arkansas, USA.

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More than 16,000 publications from the Department.

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