Department of Biology and Department of Mathematics, Wilfrid Laurier University, Waterloo, ON N2L 3C5, Canada. gmoreno@wlu.ca|Department of Biology and Department of Mathematics, Wilfrid Laurier University, Waterloo, ON N2L 3C5, Canada. gmoreno@wlu.ca|Department of Biology and Department of Mathematics, Wilfrid Laurier University, Waterloo, ON N2L 3C5, Canada. gmoreno@wlu.ca|Department of Biology and Department of Mathematics, Wilfrid Laurier University, Waterloo, ON N2L 3C5, Canada. gmoreno@wlu.ca