It's lizard v lion in a clip from episode two of BBC1's latest natural history epic

"What's important to us is to be able to share great moments of animal nature, and some controlled filming allows us to do that"

The physicist - played by Jim Parsons - and his iconic catchphrase have inspired the name of the "Euglossa bazinga" species of Brazilian orchid bee

Take a look at footage of two hostile males engaging in a brutal head-to-head in the Namib Desert

From an entertaining anecdote about getting one over on the Aussies, to a tale of murder in the jungle, Sir David shares some memories from his epic broadcasting career

After 60 years on television, the veteran broadcaster is going to put his feet up - for one day only

BBC documentary Africa will include narration indicating when filming has taken place using captive animals or under controlled conditions

From portable cameras to colour TV, the celebrated television naturalist pinpoints the innovations that transformed his iconic programmes

The TV naturalists celebrate Attenborough's 60-year career by discussing the future of conservation and mankind, and how to inspire young enthusiasts

New technology and dedicated amateurs could mark the end for natural history series and the people behind them, says the veteran broadcaster