This gets into a really complex topic about what is a species. Everyone considers lions and tigers separate species yet put them together they will interbreed c

This gets into a really complex topic about what is a species. Everyone considers lions and tigers separate species yet put them together they will interbreed creating a liger [0]. Ligers are even fertile. As for what it means if some of us have Neanderthal DNA and some don’t is some of us are a hybrid species [1]. 0. https://en.wikipedia.org/wiki/Liger https://en.wikipedia.org/wiki/Liger 1. https://en.wikipedia.org/wiki/Hybrid_(biology) https://en.wikipedia.org/wiki/Hybrid_(biology)