Aerial surveys reveal while some animals may have moved to new territories, overall numbers have fallen over last two decades
Harbour porpoises declining in North Sea, study suggests
7. ledna 2021 19:00
Klimatická změna
Příroda
Celý článek: https://www.independent.co.uk/environment/porpoises-north-sea-decline-fishing-shipping-b1783980.html
Zdroj: The Independent