نهنگ تکشاخ نر، یه شاخ ۳-۱/۵ متری داره که در واقع نه عاجه نه شاخ، دندونه. #دندان نیش چپ که بهتدریج لب بالایی را سوراخ کرده و اومده بیرون! https://t.co/VRx5524BBh https://t.co/mhZIfNHel8
Sensory ability in the narwhal tooth organ system.
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Sep 2018 – Jun 2025Where it's discussed
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AI synopsis
What people are saying
Discussions reflect strong support and curiosity about the sensory functions of the narwhal's tusk, with examples such as references to experiments demonstrating sensory capabilities and questions about ecological roles. The tone mixes enthusiasm with scientific curiosity, emphasizing the article’s importance while engaging with related facts and myths, which contributes to a generally positive perception of its impact and relevance.
Most discussions support the idea that the narwhal's tusk functions as a sensory organ based on scientific evidence provided in the publication.
The discussions show a high level of curiosity and fascination with the biological and ecological aspects of narwhals, especially their sensory capabilities.
Participants reference specific studies, mention previous knowledge, and discuss implications, indicating thoughtful engagement.
While the discussions highlight the significance of the research in understanding narwhals, the overall impact appears moderate, mainly informing and exciting niche audiences.
Abstract in brief
- The narwhal's tusk has sensory capabilities that detect environmental stimuli, with water entering through channels in the cementum and reaching nerves near the pulp, transmitting signals to the brain via the maxillary nerve.
- Evidence supporting this sensory function includes the presence of neuron markers in the pulp tissue, gene expression related to nerve activity, and observed physiological responses such as changes in heart rate when exposed to different water types.
- Additional findings like the detailed structure of dentinal tubule networks, variations in tusk development, and ecological data suggest that the tusk serves multiple functions, possibly influencing its evolutionary development for both sensory and other biological roles.
Top posts
Most liked on X and BlueskyEl narval
And we know from experiments that the tusk is definitely a sensory organ: it can sense temperature, salinity, pressure, and pain. There are microchannels that expose pulp neurons to seawater. But most females don't have these & yet they tend to live longer than tusked males. Why?
@SergeMasse2 Just barking "Source" feels like snapping fingers. Didn't your mother teach you any manners? If you reply to me in future, do it with courtesy please. Here it is: https://t.co/0FQMCeQoPJ
Bonus track 1. (9/12) Aquí os dejo el enlace al artículo sobre la anatomía del colmillo del narval (the erupted tusk of the narwhal) La
Referências: SILVERMAN, DUNBAR, 1980. https://t.co/KKK9XbpfC9 NWEEIA et al. 2012. https://t.co/4qW57dWF1U PAGANO, WILLIAMS, 2021. https://t.co/3kEcxH3PoI JEFFERSON, WEBBER, PITMAN. Marine Mammals of the World. 2011. NWEEIA et al. 2014. https://t.co/vggqlzs7UH https://t.co/Y5U7CtQD2u
All mentions
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@WanderingHorror Bowdoin had a massive old narwhal there...you can feel the history when you walk through the door https://t.co/PnuXN2pP7w
Who else remembers back when the @SuperCarlinBros were so interested in narwhals? The Insane Biology of: The Narwhal by @RealScienceYT https://t.co/QJMYUMYv5b via @YouTube
https://t.co/nXFzSceb2v
@Maria_Tureaud Here's what I found so far https://t.co/x9gI772rJO
Referências: SILVERMAN, DUNBAR, 1980. https://t.co/KKK9XbpfC9 NWEEIA et al. 2012. https://t.co/4qW57dWF1U PAGANO, WILLIAMS, 2021. https://t.co/3kEcxH3PoI JEFFERSON, WEBBER, PITMAN. Marine Mammals of the World. 2011. NWEEIA et al. 2014. https://t.co/vggqlzs7UH https://t.co/Y5U7CtQD2u
The Insane Biology of: The Narwhal https://t.co/eob30g9qbO via @YouTube
Very interesting if you're into whales, and myths... The Insane Biology of: The Narwhal https://t.co/rULB2VlIMk via @YouTube
The Insane Biology of: The Narwhal https://t.co/lDfqkN5NM6 via @YouTube
https://t.co/SO0XaLGLC7
The Insane Biology of: The Narwhal https://t.co/uSyGyguhu3
Real Science https://t.co/G1Q8IE07E0
#BlueBrokenSky
And we know from experiments that the tusk is definitely a sensory organ: it can sense temperature, salinity, pressure, and pain. There are microchannels that expose pulp neurons to seawater. But most females don't have these & yet they tend to live longer than tusked males. Why?
RT @BlueJakk: نهنگ تکشاخ نر، یه شاخ ۳-۱/۵ متری داره که در واقع نه عاجه نه شاخ، دندونه. #دندان نیش چپ که بهتدریج لب بالایی را سوراخ کرده و…
RT @BlueJakk: نهنگ تکشاخ نر، یه شاخ ۳-۱/۵ متری داره که در واقع نه عاجه نه شاخ، دندونه. #دندان نیش چپ که بهتدریج لب بالایی را سوراخ کرده و…
RT @BlueJakk: نهنگ تکشاخ نر، یه شاخ ۳-۱/۵ متری داره که در واقع نه عاجه نه شاخ، دندونه. #دندان نیش چپ که بهتدریج لب بالایی را سوراخ کرده و…
RT @BlueJakk: نهنگ تکشاخ نر، یه شاخ ۳-۱/۵ متری داره که در واقع نه عاجه نه شاخ، دندونه. #دندان نیش چپ که بهتدریج لب بالایی را سوراخ کرده و…
RT @BlueJakk: نهنگ تکشاخ نر، یه شاخ ۳-۱/۵ متری داره که در واقع نه عاجه نه شاخ، دندونه. #دندان نیش چپ که بهتدریج لب بالایی را سوراخ کرده و…
نهنگ تکشاخ نر، یه شاخ ۳-۱/۵ متری داره که در واقع نه عاجه نه شاخ، دندونه. #دندان نیش چپ که بهتدریج لب بالایی را سوراخ کرده و اومده بیرون! https://t.co/VRx5524BBh https://t.co/mhZIfNHel8
@SergeMasse2 @AWhaleADay Looks like it's from this paper (open access): https://t.co/s84fb8QQHX
@SergeMasse2 Just barking "Source" feels like snapping fingers. Didn't your mother teach you any manners? If you reply to me in future, do it with courtesy please. Here it is: https://t.co/0FQMCeQoPJ
@wholebodyprayer @relic_radiation There’s precedent in our animal neighbors https://t.co/sTFf6k6cen
RT @OrmazabalIon: Bonus track 1. (9/12) Aquí os dejo el enlace al artículo sobre la anatomía del colmillo del narval (the erupted tusk of t…
@AWhaleADay here's a formal paper on the narwhal tusk/tooth https://t.co/80PYpmsKrl
Soo cool! Sensory ability in the narwhal tooth organ system https://t.co/KhkpkHD5WX
RT @Russell_Arnott: As it's #NationalUnicornDay, here's my best NARWHAL fact!
RT @Russell_Arnott: As it's #NationalUnicornDay, here's my best NARWHAL fact!
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
Could this densely-innervated and porous tusk act as a sensory organ, detecting the salinity of their ocean environment? Some scientists think so!
Bonus track 1. (9/12) Aquí os dejo el enlace al artículo sobre la anatomía del colmillo del narval (the erupted tusk of the narwhal) La
Sensory ability in the narwhal tooth organ system https://t.co/hprB6x51VN
@kpfssport possibly for sensing the environment: https://t.co/sF4XcD2g2J
Infos : https://t.co/Xbg6yLKHdt et Publi : https://t.co/PfEhPlqp7h (avec des ECG de narvals !) https://t.co/DlypJNAVMN
Source: https://anatomypubs.onlinelibrary.wiley.com/doi/full/10.1002/ar.22886
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
RT @HdCiencia: El narval
El narval
@ConchiLillo El narval y su cuerno mágico multiusos
@aguedamush ep... dues coses: dir que aquest ullal només el tenen els mascles avui en dia ja és #fakenews, i dues... interessantisima la utilitat com a òrgan sensorial https://t.co/J1x0swwBRb #MythBuster:)
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