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Hoskin, Conrad J.; Australian National University, Canberra, ACT, Australia; Conrad.Hoskin@anu.edu.au; Goosem, Miriam W.; James Cook University, Cairns, Queensland, Australia; miriam.goosem1@jcu.edu.au. |
Frogs are potentially sensitive indicators of road impacts, with studies indicating particular susceptibility to road mortality. Calling, i.e., breeding, behavior could also be affected by traffic noise. We investigated effects on frog abundance and calling behavior where a busy highway crosses rainforest stream breeding habitat in northeast Australia. Frog abundance was repeatedly surveyed along five stream transects during a summer breeding season. Abundance of two species, Litoria rheocola and Austrochaperina pluvialis, increased significantly with perpendicular distance from the road along two transects. No trends in abundance were detected for A. pluvialis on two other transects where it was common, or for Litoria serrata on one transect where... |
Tipo: Peer-Reviewed Reports |
Palavras-chave: Call frequency; Call masking; Litoria rheocola; Road kill; Stream; Traffic noise. |
Ano: 2010 |
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