Today only at Amazon.ca, the title on sale is Nature’s Most Amaz­ing Events, by BBC, nar­rated by David Atten­bor­ough (a great nar­ra­tor if you haven’t heard him before).

• The DVD ver­sion is $17.49 (about $30 else­where normally)
• The Blu-Ray ver­sion is $19.99 (about $34 else­where normally)

The series is 300 min­utes long on 2 discs and con­sists of the fol­low­ing episodes: Arc­tic Sum­mer (The Great Melt), Griz­zly Wilder­ness (the great salmon run, yeah bears!!), Sur­viv­ing the Serengeti (mass Wilde­beest migra­tion), Army of Preda­tors (div­ing birds, etc), Kala­hari Flood, Pacific Feast (sea lions, orcas, hump­backs, etc).

Released in June, 2009. Remem­ber, these prices are only valid today.