Caught in the Act reveals some of the most incredible and disturbing animal acts ever captured on film.
Lions and hyenas have waged war for centuries. Watch what happens when these two competitors come face-to-face.
These felines are not always the righteous “monarchs” they might seem to be.
Ketamine is cheap, easy to get hold of and incredibly powerful.
Meet the people behind this vast and risky business.
Find out how Britain's numerous deep freezes helped to forge a land that was once uninhabitable and locked under ice sheets...
Meet Rocky the Hollywood film star bear who's actions on 22 April 2008 changed his life forever.
Images from the Ape Man episode, part of the Beast Man series on Nat Geo Wild.
Discover the surprising number of UFO sightings in the UK!
What caused these timid beasts to savage a human being?
Jason Silva and his team will astonish and amaze audiences with more impressive games.
This bat is said to leave it's victims lying in a pool of blood.
Follow cameras as brave law enforcement officers wage a war against narcotic traffickers.
What did the prime-evil monster called mega piranha look like?
The search is on to follow the trail of the jaguar.
Follow life on board HMS Turbulent as she embarks on a 10-month mission on the open seas.
See stunning underwater photography of unseen deep-sea beasts.
He was America’s most wanted fugitive - in May 2011 President Barack Obama ordered Navy SEALS to fly to the Pakistani town...
Meet the majestic silverback Makumba, his harem of three females and his kids.