I read in BBC that a Polar Bear and a Grizzly bear was put in a zoo together, and they made babies. And the babies were brownish whitish.
What do you get when you cross a polar bear and a grizzly bear
Scientists can now answer the question, following the first study of a polar bear/grizzly bear hybrid.
Only one hybrid bear has ever been seen in the wild, so the study evaluated two hybrid bears kept in captivity, which are among 17 such bears known to exist.
Read more on : http://news.bbc.co.uk/earth/hi/earth_news/newsid_8321000/8321102.stm
