In Katmai, Jonathan is on the trail of the mighty brown bear and he gets really lucky.

The conflict between black bear mothers Jeannie and Katie continue as Jeannie besieges Katie's two cubs in a tree; Brown bear mother Blondie and her three cubs make the most of carrion washed up by the sea.

Jonathan is on Blondie's trail, following the attack by the wolf pack; Saba finds the polar bear family running for their lives from a male bear.