Related by context. Frequent words. (Click for all words.) 54 Alan Titchmarsh 54 Jane Goodall 53 Planet Earth 52 Attenborough 50 Charles Darwin 49 Jacques Cousteau 49 BBC4 48 Crocodile Hunter 48 Bear Grylls 47 Primeval 47 Noel Edmonds 47 Stephen Fry 46 Animal Planet 46 BBC2 46 David Dimbleby 45 Richard Dawkins 45 Rolf Harris 44 Shark Week 44 Terry Pratchett 44 naturalist 43 Germaine Greer 43 Tim Flannery 43 telly 43 National Geographic 43 documentaries 43 lemur 43 Jeremy Paxman 42 John Humphrys 42 zoologist 42 terrestrial 42 Earthwatch 42 Galapagos Islands 42 Stephen Hawking 42 Davina McCall 42 Bafta 41 penguin 41 John Cleese 41 Mighty Boosh 41 Sky1 41 mammal 41 puffin 41 Doctor Who 41 Heston Blumenthal 41 Komodo dragon 41 lemurs 41 puffins 41 Esther Rantzen 41 Midsomer Murders 41 Royal Geographical Society 41 Nat Geo 41 BBC1 41 Disneynature 41 Dimbleby 41 Werner Herzog 41 Jean Michel Cousteau 40 Terry Wogan 40 apes 40 Sky Movies 40 Nigella Lawson 40 I'mA Celebrity Get 40 Downton Abbey 40 History Channel 40 Canterbury Cathedral 40 Grizzly Man 40 Dame Judi Dench 40 Hugh Fearnley Whittingstall 40 Joanna Lumley 40 televisual 40 Steve Irwin 40 Carol Vorderman 40 meerkats 40 conservationist 39 Al Gore 39 Sir Ian McKellen 39 Paul McCartney 39 Billy Connolly 39 Walliams 39 Newsnight 39 creatures 39 Discovery Channel 39 Eddie Izzard 39 monarch butterfly 39 Masterpiece Theatre 39 botanist 39 Alan Partridge 39 naturalists 39 WILDLIFE 39 Inconvenient Truth 39 Sir Edmund Hillary 39 ape 39 Myleene Klass 39 Cleese 39 Sir Sean Connery 39 I'mA Celebrity 38 Natural History 38 Ted Turner 38 Bindi Irwin 38 primatologist 38 Parky 38 George Monbiot 38 documentary