Size-mediated response to public cues of predation risk in a tropical stream fish

• Published in: Journal of fish biology Vol. 77; no. 7; pp. 1632 - 1644
• Main Authors: Elvidge, C. K., Ramnarine, I. W., Godin, J.-G. J., Brown, G. E.
• Format: Journal Article
• Language: English
• Published: Oxford, UK Blackwell Publishing Ltd 01.11.2010
• Subjects: Animal Communication; Animals; antipredator behaviour; Body Size - physiology; chemical alarm cues; Cues; Cyprinodontiformes - anatomy & histology; Cyprinodontiformes - physiology; Escape Reaction - physiology; Female; guppy; life history; Male; Poecilia reticulata; predation; Rivers; Rivulus; Rivulus hartii; Tropical Climate

In order to investigate any size‐dependent differences between behavioural patterns, wild‐caught Hart's rivulus Rivulus hartii of varying sizes were exposed to chemical alarm cues extracted from the skin of conspecifics or heterospecific Poecilia reticulata, or a tank water control, in a series...