Variation along the shy–bold continuum in extremophile fishes (Poecilia mexicana, Poecilia sulphuraria)

@article{Riesch2009VariationAT,
  title={Variation along the shy–bold continuum in extremophile fishes (Poecilia mexicana, Poecilia sulphuraria)},
  author={R{\"u}diger Riesch and Virginia K. Duwe and Nina Herrmann and Lisa Padur and Annemarie Ramm and Kristin Scharnweber and Matthias Schulte and Tanja Schulz-Mirbach and Madlen Ziege and Martin Plath},
  journal={Behavioral Ecology and Sociobiology},
  year={2009},
  volume={63},
  pages={1515-1526}
}
One potential trade-off that bold individuals face is between increased predation risks and gains in resources. Individuals experiencing high predation and hungry individuals (or individuals with low body condition) are predicted to show increased boldness. We examined one behavioral trait previously reported to be associated with boldness (the time individual fish needed to emerge from shelter) in various populations of mollies (Poecilia spp.). Our study system included several southern… CONTINUE READING
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