Nature Shock returns to 5, with extreme events that have left animal experts stunned: elephants stabbed to death in India; pigs burning to death in North America; a giraffe killing spree in Tanzania; and sharks forming gangs in South Africa.
The Blacktip Shark Mystery 15th April 2013
Killer Elephant 22nd April 2013
The Pig Bang Theory 29th April 2013
Giraffe Feast 6th May 2013
Channel 5 at 8pm.