Some less ambitious males may poach in a ready-made rat hole, redecorating to their own taste. A well-built nest is one of the things a female frog looks for in choosing her mate. Other influencing factors are low pitch and high volume in the male's croak.
少數偷懶的雄蛙會就地取材，利用現成的老鼠洞，加高土堤或弄些掩蔽物，精心修飾一番；因為雌蛙的擇偶條件除聆聽雄蛙鳴叫聲是否夠低沈、嘹亮外，對其所築的巢，也列入品評，擇良「洞」而棲。