Robuta

https://www.sciencedaily.com/releases/2017/10/171012091129.htm
Researchers suggest the last common ancestor of the apes was substantially smaller than previously thought.
human ancestorlastapesize
https://www.mun.ca/biology/scarr/Human_Ape_chromosomes.htm
human apechromosomedifferences
https://geneticliteracyproject.org/2025/11/24/quirks-of-evolution-why-the-testicle-size-of-humans-and-apes-varies-so-wildly-and-why-are-we-the-only-animal-with-chins/
Nov 25, 2025 - he human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits
testicle sizequirksevolutionhumanvs
https://pubmed.ncbi.nlm.nih.gov/35878373/
Climate change and anthropic activities are the two main factors explaining wild great ape habitat reduction and population decline. The extent to which...
great apehumanbornepathogensthreatening