She was, in a literal genetic sense, a unique individual — her specific combination of traits would not have been seen in any other individual before or after her.

The impossibility of knowing what Denny looked like — what she would have appeared to be, if you had seen her — is one of the more poignant aspects of her story.

She was not a Neanderthal.

She was not a Denisovan.

She was something that had never existed before and has never been found since: a first-generation hybrid between two ancient human species, a child of two worlds who belonged fully to neither.

Why The Discovery Resonates