Spatial habitat grid

Our model is a full-annual-cycle population model {hostetler2015full} that tracks groups of bat surviving through four seasons: breeding season/summer, fall...本模型为全年度循环种群模型（full-annual-cycle population model）{hostetler2015full}，用于追踪蝙蝠群体在四个季节——繁殖季/夏季、秋季……中的存活动态。