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Predator Deterrence In The Central Newt, Notophthalmus Viridescens Louisianensis (Wolterstorff) With Notes On Salamander Antipredator Strategies, Malcolm Mccallum
Predator Deterrence In The Central Newt, Notophthalmus Viridescens Louisianensis (Wolterstorff) With Notes On Salamander Antipredator Strategies, Malcolm Mccallum
Masters Theses
The effectiveness of the skin secretions of Notophthalmus viridescens as a predator deterrent has been well documented. Still, there have been documented cases of predation on this salamander. This study investigates the ability of a variety of herptiles to feed on N. viridescens louisianensis.
In the first experiment, plethodonts and efts were fed on alternate weeks to snakes. Latency of response, anatomical location of predator attack, and behaviors displayed by predators and prey were recorded during each trial.
In the second experiment, tongue flick frequency by T. sirtalis to the essence of live N. viridescens louisianensis, Eurycea cirigerra …