January 2013 PMID 23196908

Crocodile head scales are not developmental units but emerge from physical cracking.

Michel C Milinkovitch, Liana Manukyan, Adrien Debry, Nicolas Di-Poï, Samuel Martin, Daljit Singh, Dominique Lambert, Matthias Zwicker

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58

Peak: 14 in May 2023

across 7 sources since Oct 2021

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71,025

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What people are saying

Discussions strongly focus on the physical formation of crocodile scales, with users referencing related topics like bird evolution and dinosaur feathers to deepen understanding, using words like 'interesting' and 'must consider' to demonstrate curiosity and recognition of impact.

AgreementModerate agreement

Most discussions seem to accept the idea that crocodile scales result from physical cracking rather than genetic patterning, showing moderate agreement with the publication.

InterestHigh interest

The discussions reflect a high interest, with many users expressing curiosity about broader implications for paleontology and animal biology.

EngagementModerate engagement

Participants are actively engaging by sharing articles, citing examples, and discussing related concepts, indicating moderate but meaningful involvement.

ImpactModerate impact

While the discussions are insightful, they mostly influence ongoing academic curiosity or public understanding rather than immediate change in scientific consensus.

Abstract in brief

Crocodile head scales do not develop as genetically programmed units but rather form due to physical cracking of the skin.
Unlike other amniotes where skin appendages are patterned by reaction-diffusion mechanisms, crocodile facial and jaw scales are random, keratinized skin areas resulting from self-organizing physical processes.
The rapid growth of crocodile facial bones and keratinized skin creates mechanical stress, which leads to cracking and the formation of these scales through a physical self-organizing process, not genetic control.

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ゆきまさかずよし

@Kyukimasa · X

ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJCGaJvA6Z ワニ顔面のウロコパターンは成長中におきる自己組織化らしい

May 18, 2023 · 22 likes · 14 shares · 20,637 followers View post →

Hazard

@DatGreenMonstah · X

If anyone is interested here’s an article on it https://t.co/x31G4BAYot https://t.co/fkJTiXw4A9

Oct 4, 2021 · 4 likes · 1 share · 2,721 followers View post →

Troy The Catfish

@troycoley.bsky.social · Bluesky

#dinosaur #dinosaurs #trex #paleo #science #animal #animals #birds #bird #nature #prehistory #paleontology #dino #wildlife #biology Did T. rex Have Feathers... Or Nah? Source/Credit: Extinct On Impact ( YouTube ) Link: youtu.be/6JcO3ZaJCWo?...

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Yoshitugu Tuduki/都築良継

@TSMoon56 · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 2,947 followers View post →

ビクーピー

@B47197246 · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 1,900 followers View post →

Carcharo1931

@Carcharo1931 · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

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Troy The Catfish

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#dinosaur #dinosaurs #trex #paleo #science #animal #animals #birds #bird #nature #prehistory #paleontology #dino #wildlife #biology Did T. rex Have Feathers... Or Nah? Source/Credit: Extinct On Impact ( YouTube ) Link: youtu.be/6JcO3ZaJCWo?...

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dddo 自宅療養

@dddo2it · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

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くろい

@dakhanabarr1 · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 19, 2023 · 14 shares · 387 followers View post →

Bull.Falcon

@FalconBull · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 637 followers View post →

四poda

@Ur_bilateria · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 375 followers View post →

Carcharo1931

@Carcharo1931 · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 1,850 followers View post →

Yoshitugu Tuduki/都築良継

@TSMoon56 · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 2,947 followers View post →

ビクーピー

@B47197246 · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 1,900 followers View post →

masked Ikedam Mk. VIII (shot down 1)

@msIkedam · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

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なんしーとかパキPとか

@hermitnanc · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

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YA_UE

@yakuza7_YU · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 203 followers View post →

MKNK/メカニカ

@Me_Ka_Ni_Ka · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 696 followers View post →

青柳

@FBWM8888 · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 742 followers View post →

俺の観賞

@oregakitaworld · X

RT @Kyukimasa: ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJ…

May 18, 2023 · 14 shares · 448 followers View post →

ゆきまさかずよし

@Kyukimasa · X

ソニック・ザ・ヘッジホッグ経路で誘導したニワトリの脚の羽毛 https://t.co/ShV8KE7Mg1 まえがきで「脊椎動物のウロコや羽毛は共通の初期発生過程を持つ。ワニの顔と顎を除く」って書いてて（なにそれ） https://t.co/bJCGaJvA6Z ワニ顔面のウロコパターンは成長中におきる自己組織化らしい

May 18, 2023 · 22 likes · 14 shares · 20,637 followers View post →

David Spring

@DavidSp69936664 · X

https://t.co/FxGArfrJ7j

Feb 10, 2022 · 7 followers View post →

DNR

@hBAHroX4b7Pt5Nz · X

RT @DatGreenMonstah: If anyone is interested here’s an article on it https://t.co/x31G4BAYot https://t.co/fkJTiXw4A9

Oct 4, 2021 · 1 share · 1,060 followers View post →

Hazard

@DatGreenMonstah · X

If anyone is interested here’s an article on it https://t.co/x31G4BAYot https://t.co/fkJTiXw4A9

Oct 4, 2021 · 4 likes · 1 share · 2,721 followers View post →