{"id":21623,"date":"2026-05-15T06:55:40","date_gmt":"2026-05-15T10:55:40","guid":{"rendered":"https:\/\/www.ecoportal.net\/en\/?p=21623"},"modified":"2026-05-14T13:37:59","modified_gmt":"2026-05-14T17:37:59","slug":"lemur-use-strange-jungle-social-network","status":"publish","type":"post","link":"https:\/\/www.ecoportal.net\/en\/lemur-use-strange-jungle-social-network\/21623\/","title":{"rendered":"Researchers taught a lemur to open a food box and discovered it only \u2018tattles\u2019 to the animals it likes, following a strange jungle social network"},"content":{"rendered":"

Researchers hid a puzzle box inside an enclosure to see if an “innovator” could spark a troop-wide revolution<\/strong>.<\/p>\n

The task was simple: slide a lid to reveal a grape.<\/p>\n

The shock wasn\u2019t the solve\u2014it was who the lemur chose to watch<\/strong>.<\/p>\n

It gatekept the solution, sharing the trick with a select VIP list while turning its back on others inches away.<\/p>\n

What did it know about the hierarchy<\/strong> that researchers hadn’t discovered?<\/p>\n

Gatekeeping the Grapes: How an invisible hierarchy controls lemur intelligence<\/h2>\n

Scientists studied Lemur catta<\/i>, a species where females lead, and social hierarchies are enforced through ‘stink fights’ and grooming.<\/p>\n

Researchers introduced puzzle boxes containing food rewards<\/strong> and watched how the animals reacted.<\/p>\n

At first, only a few individuals learned how to open them.<\/p>\n

Scientists wanted to see how the behavior spread through the troop<\/strong> afterward.<\/p>\n

Data showed that ‘social tolerance’\u2014the willingness to let another sit close\u2014dictated who learned the trick.<\/p>\n

Lemurs often live in tightly structured groups where grooming reveals long-term relationships<\/strong>.<\/p>\n

The food boxes suddenly made those hidden connections visible.<\/p>\n

Researchers started tracking who interacted with whom<\/strong> throughout the day.<\/p>\n

Lemurs only gathered around ‘preferred partners’\u2014animals they had groomed for hours in previous weeks.<\/p>\n

Not just monkeys see, monkeys do: Why lemurs only learn from friends<\/h2>\n

Scientists have studied social learning in animals for years.<\/a><\/p>\n

While chimps might copy any successful peer, lemurs require a ‘social license’ to observe and learn<\/strong>.<\/p>\n

But the lemurs showed something more selective.<\/p>\n

The animals did not simply imitate<\/strong> whichever group member solved the puzzle first.<\/p>\n

They paid closer attention to preferred companions.<\/p>\n

Information flow mapped perfectly onto grooming charts; if Lemur A didn’t groom Lemur B, the knowledge hit a dead end<\/strong>.<\/p>\n

Animals with weaker relationships often remained outside the learning chain entirely.<\/p>\n

The troop was operating through an internal social network built on trust<\/a>, familiarity, and repeated interaction<\/strong>.<\/p>\n

The troop functioned as a biological circuit board where social bonds acted as the copper wiring.<\/p>\n

Some lemurs acted almost like social hubs<\/strong>.<\/p>\n

Others remained more isolated.<\/p>\n

The structure influenced how quickly knowledge moved through the group.<\/p>\n

Princeton University<\/a> researchers found that central ‘social butterflies’ learn faster<\/strong> than isolated outcasts.<\/p>\n

More socially connected individuals often gained access to information faster than isolated animals.<\/p>\n

Scientists realized the lemurs were not \u201cteaching\u201d randomly<\/strong>.<\/p>\n

Their social bonds shaped who received information first.<\/p>\n

That created small behavioral pathways<\/strong> inside the troop.<\/p>\n

Some connections carried knowledge repeatedly.<\/p>\n

Others barely transmitted anything at all.<\/strong><\/p>\n

Researchers began comparing the troop to a living social map.<\/p>\n

This “social network” has been detailed by the study, “Social tolerance mediates social learning in wild red-fronted lemurs, Eulemur rufifrons, and ring-tailed lemurs, Lemur catta,” published in Animal Behaviour<\/em><\/a>.<\/p>\n

VIP grooming: The hidden “invite-only” network of the lemur world<\/h2>\n

The lemur gatekept the secret because in lemur society, information is a currency<\/strong> traded only between trusted grooming partners.<\/p>\n

The ‘strange jungle social network’ is a complex grooming matrix where one minute of combing fur buys one minute of close-range observation.<\/p>\n

It was the troop\u2019s invisible web of friendships<\/a>, grooming partnerships, trust, and daily interaction<\/strong> patterns.<\/p>\n

Researchers found that the learned food-box behavior spread between socially connected animals rather than across the troop evenly.<\/p>\n

That meant the troop\u2019s social structure directly controlled how knowledge moved<\/strong> through the group.<\/p>\n

The lemurs only shared knowledge through trusted social ties<\/h3>\n

The animals were not simply reacting to food. They were filtering information socially.<\/p>\n

Some lemurs became central information carriers because many others trusted or followed them<\/strong>.<\/p>\n

Others stayed disconnected from the learning chain for much longer.<\/p>\n

This explains ‘cultural transmission’<\/strong>: why certain lemur groups use specific tools or calls while neighboring groups do not.<\/p>\n

Not through random observation. But through friendship networks hidden inside daily social life.<\/p>\n

For the researchers, the food box revealed far more than problem-solving ability<\/strong>.<\/p>\n

It exposed a quiet social system shaping who learns, who shares, and who gets left behind.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Researchers hid a puzzle box inside an enclosure to see if an “innovator” could spark a troop-wide revolution. The task was simple: slide a lid to reveal a grape. The shock wasn\u2019t the solve\u2014it was who the lemur chose to watch. It gatekept the solution, sharing the trick with a select VIP list while turning … Read more<\/a><\/p>\n","protected":false},"author":16,"featured_media":21624,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_focus_keyword":"lemur,jungle social network","rank_math_title":"","rank_math_description":"Researchers taught a ring tailed lemur to open a food box and quickly realized that the animal only shared the info through a strange jungle social network.","footnotes":""},"categories":[83],"tags":[],"class_list":["post-21623","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-earth"],"_links":{"self":[{"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/posts\/21623","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/comments?post=21623"}],"version-history":[{"count":0,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/posts\/21623\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/media\/21624"}],"wp:attachment":[{"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/media?parent=21623"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/categories?post=21623"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ecoportal.net\/en\/wp-json\/wp\/v2\/tags?post=21623"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}