The samara is a monocopter , meaning it has a single wing .
翅果是一个单翼飞行器,意味着它只有单独的一个翅膀。
The wing of the vehicle is similar in size to a natural samara wing .
机器的翅膀从形状上与天然翅果的翅膀相似。
After further investigating the samara in order to better understand its flight dynamics , the researchers found that the winged seed is also one of nature 's most efficient fliers .
Since then , several other single-winged rotating aircraft have been developed , but none of these designs has used autorotation or been based on the samara .