tree felled by beaver. tree trunk with bite marks of beaver

beaver bobber tree cut fell animal dam axeman bark bitten castor chew chop cutter damage demolition destruction destructor eaten ecosystem environment environmental fallen faller fiber forest forestry log logger logman lumberjack lumberman mammal nature pest saboteur sawdust sawyer teeth timber tooth vermin warning wildlife wood woodcutter wrecker gnawer rodent felled beaver trunk bite marks beavers tree gnawed damaged