So it surprised Bely to see that, with the right timing, the creature could regain its head-popping potential.
因此别雷获得下面这一发现时感到非常惊讶，在正确的时机条件下，该生物可以恢复它潜在的头部再生能力。
2
Bely says figuring out whether regenerativeabilities in all animals had the same evolutionary origins is the“elephant in the room” for regeneration biology.