Old Bonobos Need Reading Glasses Animals 

Old Bonobos Need Reading Glasses

By Maarten Rikken A study released in Current Biology has found that bonobos’ eyesight becomes significantly reduced when they reach around 40 years of age. We talk to the study’s lead author, Heungjin Ryu, to find out why his discovery is a sign that we have even more in common with our primate relatives than we previously thought. ResearchGate: How would you sum up your main findings? Heungjin Ryu: We found that wild bonobos began to show symptoms of long-sightedness at around 40 years of age. We were surprised that the…

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