Scientists caution high death rate is outpacing birthsPopulation of whales estimated at around 360North Atlantic right whales gave birth over the winter in greater numbers than scientists have seen since 2015, an encouraging sign for researchers who became alarmed three years ago when the critically endangered species produced no known offspring at all. Related: The new humpback? Calf sighting sparks hope for imperilled right whale Continue reading...
Endangered North Atlantic right whales produce most calves since 2015
3. dubna 2021 2:45
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Celý článek: https://www.theguardian.com/environment/2021/apr/03/north-atlantic-right-whales-most-calves-since-2015
Zdroj: The Guardian
