Orangutan Rakus Heals Wound with Medicinal Plant in First-of-its-Kind Observation

Sumatra, Indonesia, Indonesia Indonesia
Akar Kuning (Fibraurea tinctoria) has anti-inflammatory, anti-fungal, and antioxidant properties
First observation of orangutan self-medicating with a plant in the wild
Orangutan named Rakus in Gunung Leuser National Park used medicinal plant Akar Kuning to treat wound on his face
Rakus' wound healed within five days without infection or exacerbation
Orangutan Rakus Heals Wound with Medicinal Plant in First-of-its-Kind Observation

An orangutan named Rakus, living in Indonesia's Gunung Leuser National Park, made headlines recently for an intriguing behavior. He was observed using a medicinal plant to treat a wound on his face. This marks the first time scientists have documented such behavior in the wild.

Rakus applied the juices of Akar Kuning (Fibraurea tinctoria), a native plant known for its anti-inflammatory, anti-fungal, and antioxidant properties, to his wound. He chewed up the leaves and pressed them against his injury like a makeshift bandage.

The orangutan's behavior was recorded by researchers from the Max Planck Institute of Animal Behavior in Germany and Suaq Project in Medan, Indonesia. They noted that Rakus' wound healed within five days without any signs of infection or exacerbation.

Orangutans have been observed using plants for medicinal purposes before, but this is the first time one has been seen treating a wound with a plant directly. The researchers believe that Rakus may have learned this behavior from observing others or by accident while feeding on the plant.

The discovery of Rakus' self-medication adds to the growing body of evidence suggesting that animals, including our closest relatives, possess an innate ability to recognize and use medicinal plants. This could provide valuable insights into how medicine first evolved in humans.



Confidence

100%

No Doubts Found At Time Of Publication

Sources

99%

  • Unique Points
    • An orangutan named Rakus was observed repeatedly chewing on the leaves of a particular liana plant and making a paste from it to treat his wounds.
    • Orangutans learn socially and have been shown to be capable with tools, developing sophisticated knowledge of foods from their mothers.
    • This is the first documentation of external self-medication by an animal using pain-relieving plants as poultices.
    • Evidence of animal self-medication has mounted in recent decades, including examples in chimpanzees and Bornean orangutans.
  • Accuracy
    No Contradictions at Time Of Publication
  • Deception (100%)
    None Found At Time Of Publication
  • Fallacies (95%)
    Dichotomous depiction, appeal to authority
    • It's the first time an animal has been seen applying medicine to a skin wound.
    • Researchers think that great apes’ ability to identify medicines and treat wounds could trace back to a shared ancestor with humans.
  • Bias (100%)
    None Found At Time Of Publication
  • Site Conflicts Of Interest (100%)
    None Found At Time Of Publication
  • Author Conflicts Of Interest (100%)
    None Found At Time Of Publication

99%

  • Unique Points
    • Male orangutan named Rakus used a plant called Fibraurea tinctoria to help heal his facial wound.
    • Rakus applied the plant pulp to his wound repeatedly and made sure it covered the entire area.
    • Within five days of using the plant treatment, Rakus’ wound had closed up and was barely noticeable by late August.
  • Accuracy
    No Contradictions at Time Of Publication
  • Deception (100%)
    None Found At Time Of Publication
  • Fallacies (95%)
    No ad hominem or ad populum fallacies found. There are no false dichotomies or appeals to authority. Inflammatory rhetoric is also absent. However, there is an example of an informal fallacy - the author presents a single instance of animal behavior as evidence for a broader claim about all animals in that species: 'This appears to be the first report of an animal applying plants to their wounds as a sort of topical salve, the authors say.' This statement implies that Rakus' behavior is representative of all orangutans, which cannot be concluded from this single instance. Another informal fallacy is anecdotal evidence: 'Within five days, his wound had closed up, and by late August, it was barely noticeable.' The author uses Rakus' individual experience as evidence for the effectiveness of the plant treatment on all orangutans. Additionally,<dummy00006>'s claim that orangutans don't use medicine is an overgeneralization: 'Humans aren’t the only primates with a medicine cabinet, it seems.', which could be considered a false dichotomy fallacy.
    • This appears to be the first report of an animal applying plants to their wounds as a sort of topical salve, the authors say.
    • Within five days, his wound had closed up, and by late August, it was barely noticeable.
    • Humans aren’t the only primates with a medicine cabinet, it seems.
  • Bias (100%)
    None Found At Time Of Publication
  • Site Conflicts Of Interest (100%)
    None Found At Time Of Publication
  • Author Conflicts Of Interest (100%)
    None Found At Time Of Publication

100%

  • Unique Points
    • An orangutan named Rakus treated a wound on his right cheek with a medicinal plant
    • The orangutan chewed up leaves of the medicinal plant and applied the juices to his wound
    • This is the first time scientists have observed a wild animal applying a medicional plant directly to a wound
  • Accuracy
    No Contradictions at Time Of Publication
  • Deception (100%)
    None Found At Time Of Publication
  • Fallacies (100%)
    None Found At Time Of Publication
  • Bias (100%)
    None Found At Time Of Publication
  • Site Conflicts Of Interest (100%)
    None Found At Time Of Publication
  • Author Conflicts Of Interest (0%)
    None Found At Time Of Publication

100%

  • Unique Points
    • Orangutan named Rakus treated his open wound using a native plant called Akar Kuning (Fibraurea tinctoria)
    • Akar Kuning is known for its anti-inflammatory, anti-fungal, and antioxidant properties
    • Rakus chewed the plant into a paste and applied it directly to his wound for several minutes
    • The application of the plant mixture kept Rakus’ wound from showing signs of infection or exacerbation within five days
  • Accuracy
    No Contradictions at Time Of Publication
  • Deception (100%)
    None Found At Time Of Publication
  • Fallacies (100%)
    None Found At Time Of Publication
  • Bias (100%)
    None Found At Time Of Publication
  • Site Conflicts Of Interest (100%)
    None Found At Time Of Publication
  • Author Conflicts Of Interest (100%)
    None Found At Time Of Publication

100%

  • Unique Points
    • A Sumatran orangutan named Rakus was seen applying the chewed leaves of akar kuning, Fibraurea tinctoria, to a facial wound.
    • Rakus’ wound had closed and healed completely within five days after applying the plant pulp.
  • Accuracy
    No Contradictions at Time Of Publication
  • Deception (100%)
    None Found At Time Of Publication
  • Fallacies (100%)
    None Found At Time Of Publication
  • Bias (100%)
    None Found At Time Of Publication
  • Site Conflicts Of Interest (100%)
    None Found At Time Of Publication
  • Author Conflicts Of Interest (0%)
    None Found At Time Of Publication