#CharlesDarwin was an avid #fossil collector and during his expedition on the #HMSBeagle, he was one of the first to collect remains of extinct South American mammals.
https://www.smithsonianmag.com/smithsonian-institution/how-darwins-theory-evolution-evolved-180968981/?utm_source=twitter.com&utm_medium=socialmedia

https://mobile.twitter.com/SmithsonianMag/status/1227834827631726592?s=19