作者: Roman Gula , Jörn Theuerkauf , Sophie Rouys , Andrew Legault
DOI: 10.1007/S10344-010-0392-Y
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摘要: We report 7 years of experience with an inexpensive and reliable continuous audio/video recording system. The main components the system are commercial, infrared illuminator surveillance cameras, mini microphones portable digital video recorders, powered by deep cycle lead-acid batteries. used for monitoring 41 broods four endemic bird species in tropical rainforests New Caledonia. recorded over 22,000 h total. kept at nests a maximum period months, longest time we continuously was 58 days. watched recordings 24–36 times speed were able to recognise individuals, quantify their behaviour document visits predators. proved its applicability behavioural studies nesting birds, but believe it is appropriate any site frequently visited wildlife.