Tim Laman / Edwin Scholes records bird calls as part of documentation of the biodiversity of the Foja Mountains, Papua, Indonesia, 2008. Model released. (taken during Conservation International Rapid Assessment P...

Hugh Pearson / BBC Producer, Hugh Pearson, recording the sound of Cape gannets (Morus capensis) Bird Island, off the coast of the Eastern Cape, South Africa, January 2008

Flip Nicklin / Humpback Whale (Megaptera novaeangliae) below hydrophone dangling from research boat, Maui, Hawaii - notice must accompany publication; photo obtained under NMFS permit 0753-1599

Bernard Castelein / Young buddhist monks listening to a sound recording of monk chanting on an ipod, Enchey Monastery, Gangtok, Sikkim, India October 2007

Patrick Morris / Sound recordist Chris Watson with parabolic microphone, Espanola Is, Galapagos

Patrick Morris / Sound recordists Chris Watson and Joe Stevens recording underwater sounds of sealions, Galapagos

Martha Holmes / Cameraman Peter Scoones recording Southern elephant seal on location in Stromness Bay, South Georgia, filming for BBC television series "Life in the Freezer", February 1993

Peter Bassett / Life in the Freezer - Condom used to protect microphone for underwater sound recording

Anup Shah / Sound recording of Banded mongoose {Mungos mungo} group, Queen Elizabeth NP, Uganda

Anup Shah / Film crew filming and sound recording for BBC NHU 'Big Cat Diary', Masai Mara GR, Kenya

Juergen Freund / Hydrophon for recording humpback whale song, Gorgona Is, Columbia

Flip Nicklin / Orca (Orcinus orca) vocalization print outs from John Ford's research, British Columbia, Canada