#  What do bush babies, tamarin monkeys, and mouse lemurs have that humans don’t? 

 





August 28, 2025

 

 

- [ Articles ](/news-categories/articles)
 
 

 

In a new study, led by Harvard University and supported by GOSH radiographers and radiologists, researchers uncovered how a dramatic shift in the orientation and timing of pelvic bone development helped shape one of our most iconic human traits: walking upright.

**Source:** Great Ormond Street Hospital for Children, NHS Foundation Trust

**Link:** [Full Text](https://www.gosh.nhs.uk/news/researchwhat-do-bush-babies-tamarin-monkeys-and-mouse-lemurs-have-that-humans-dont/)



 

 

 



 

 

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