Ear tags are used as an alternative but these require the bears to be recaptured so they can be removed.
Polar bear fur tags could shed more light on how certain species groups behave
15. červenece 2024 15:48
Klimatická změna
Příroda
Celý článek: https://www.independent.co.uk/climate-change/news/york-university-data-canada-gps-toronto-b2580006.html
Zdroj: The Independent
