The IUCN lowered the European bison thretened category from VU (vulnerable) to NT (near threatened). It results mainly from a constant trend of an increase in the number of subpopulations and individuals, as well as an increase distribution area. The review of the species conservation status (Red List Assessment) was conducted by members of IUCN SSC Bison Specialist Group, including dr hab. Rafał Kowalczyk from MRI PAS.

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