Season 31 aired between 01 Aug 2011 and 18 Jun 2012, 14 episodes.
Episodes
E01
My Life as a Turkey
01 Aug 2011
E02
Empire of the Desert Ants
10 Aug 2011
E03
Heligan: Secrets of the Lost Garden
17 Aug 2011
E04
Komodo - Secrets of the Dragon
24 Aug 2011
E05
The Woman Who Swims with Killer Whales
31 Aug 2011
E06
Animal House
07 Sep 2011
E07
Jungle Gremlins of Java
25 Jan 2012
E08
Tiger Dynasty
01 Feb 2012
E09
Grizzlies of Alaska
08 Mar 2012
E10
Madagascar: Lemurs and Spies
15 Mar 2012
E11
Zambezi
22 Mar 2012
E12
Queen of the Savannah
29 Mar 2012
E13
The Real Jungle Book Bear
05 Apr 2012
E14
Unnatural History Of London
18 Jun 2012