PM label *mammals , PF toboggan http://en.wikipedia.org/wiki/Toboggan A  toboggan  is a simple  sled  which is a traditional form of transport used by the  Innu  and  Cree  of northern Canada.  posted by * at: 5:13 PM label PF , zembla Birch http://en.wikipedia.org/wiki/Birch "They are typically rather short-lived pioneer species widespread in the