The Side Effects of Chemotherapy on the Body. Chemotherapy drugs are powerful enough to kill rapidly growing cancer cells, but they also can harm perfectly healthy cells, causing side effects throughout the body.
The fastest bear is the Black Bear, followed by the Brown Bear, and the Polar Bear. In short, the larger the bear the slower it is. Keep in mind that even the slowest bear can still move it out at about 30 mph. The Brown Bear can run approximately 40 mph. Bears can even run sideways; still beating the fastest human runner.
Temperatures in the Arctic. The temperatures that the polar bears have to endure in the winter can range from -40Â°F (-40Â°C) to as cold as -90Â°F (-90Â°C). The summer months can be much warmer for the polar bears with temperatures reaching to 77Â°F. (25Â°C). Polar bears have to be able to handle 100Â° difference in temperature between the seasons. Polar bear habitat, polar bear description affects of global warming and climate change on the polar bear.