Polar bear energetic model reveals drivers of polar bear population decline
Polar bears in Western Hudson Bay have seen their population nearly halved over the last several decades, largely due to dwindling sea ice and limited hunting opportunities, according to the findings of a novel bioenergetic model using data spanning more than 40 years.
This prolonged fasting drains polar bears’ energy reserves, reducing their ability to reproduce and raise cubs. Without ...
U of T Scarborough researchers have directly linked population decline in polar bears living in Western Hudson Bay to ...
Now, researchers have discovered the bears have another unexpected Arctic adaptation: greasy fur. It’s a trait that, ...
Unfortunately, climate change has wrought severe changes to habitats like the Arctic. As temperatures warm, and ice melts, polar bears are dying at an increasing rate. Once thriving, polar ...
Hungry polar bears are turning to rubbish dumps to fill their stomachs as their icy habitat disappears. On Wednesday, a team of Canadian and US scientists warned that trash poses an emerging ...
More than 37,000 citizen scientists have joined the Walrus From Space project, with the hopes of helping walruses ...
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