These tropical trees of life provide housing and recreational facilities while mimicking the five layers found within a tropical rainforest : the overstory , the canopy , the understory , the shrub layer , and the forest floor .

这些拥有生命的“热带雨林”按照一个真正热带雨林系统中的五层生物圈：树冠上层，树冠层，树冠下层，灌木层，地表层布置提供居住和娱乐设施。