10.1371/journal.pone.0179362.g004 Murray W. McConnell Murray W. McConnell Mark J. Fitzpatrick Mark J. Fitzpatrick Effect of nutrient availability on rover (<i>for</i><sup>R</sup>) and sitter (<i>for</i><sup>s</sup>) fitness. Public Library of Science 2017 sitter oviposition preferences Gravid allelic variation egg-laying substrates foraging gene foraging behaviour egg-laying decisions rover-like oviposition preferences Drosophila melanogaster Caenorhabditis elegans foraging-like forays low-nutrient patches high-nutrient availability food patches egl -4 2017-06-16 17:32:45 Figure https://plos.figshare.com/articles/figure/Effect_of_nutrient_availability_on_rover_i_for_i_sup_R_sup_and_sitter_i_for_i_sup_s_sup_fitness_/5115394 <p>Rovers were more fit (expressed as the proportion surviving to pupation) than sitters when reared on low-nutrient food. Fitness was higher and the genotypes were indistinguishable when reared on the high-nutrient food. Dark bars represent low-nutrient conditions and open bars represent high-nutrient conditions. Values represent the mean ± s.e.m., <i>n</i> = 20 replicate trials per genotype, per food type.</p>