Polar bears are struggling to survive as sea ice dwindles. Scientists have now quantified how much climate change has drastically reduced the number of polar bears living in Canada's Hudson Bay ...
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 ...
They are described by characteristics that include: If population growth is just one of many ... as biodiversity conservation (e.g., the polar bear population is declining, but how quickly ...
Why did the brown bear evolve into the polar bear? Animation describing how brown bears adapted to life in the Arctic. Sam, a young tortoise, is hungry. Grandad Charlie tells him a story about how ...