Activity patterns of giant otters recorded by telemetry and camera traps

摘要: The giant otter (Pteronura brasiliensis) is a social species that defends territories along water bodies. Although some researchers have visually monitored otters during long periods at night, no nocturnal activity of the has been recorded and are currently believed to be strictly diurnal. In this study, we present information about patterns groups in Brazilian Pantanal, using radio telemetry camera trap data. We captured, implanted transmitters in, three male from different Miranda Vermelho Rivers between November 2009 June 2011. locations behavior group were 30-min intervals 05:00 19:00. Camera traps positioned active dens latrines eight Miranda, Negro 2010 October mostly crepuscular diurnal, but 31% camera-trap recordings w...