tree of life

https://covariants.org/

https://www.onezoom.org/

Estimated total of 5-10 million species https://ourworldindata.org/biodiversity-and-wildlife

Human-mouse-rat tree https://www.ncbi.nlm.nih.gov/pmc/articles/PMC383294/

https://newsroom.uw.edu/news/two-pulses-denisovans-contributed-east-asian-ancestry