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1·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.

别雷认为所有动物的再生能力是否具有相同起源这个问题，答案对于再生生物学来说是显而易见的。