[http://youtu.be/5hWXf3_nDrg] (YouTube link)It&rsq...  ...(YouTube link)It’s much better to be born a bear cub twin than a single. Look at these two sibling...  ...ng a lot of fun! Bub Christensen caught these two cubs cavorting in his backyard without a care in the w...  ...ackyard without a care in the w...

[http://youtu.be/Kk9L4BkKYXo]They're so cute when they're too small to maul you to death. According to The FW, YouTube user pennywhelan took the footage in her backyard. It's not terribly uncommon — if you live in...