6 Types of Odd Body Armor

From medieval knights to face shields, humans are pretty big fans of armor. But it turns out that other organisms use armor, too! Except sometimes, their armor doesn’t look like anything we’d expect.

Hosted by: Rose Bear Don't Walk

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Sources:
ANTS:
https://genent.cals.ncsu.edu/bug-bytes/exoskeleton/
https://www.biorxiv.org/content/10.1101/2020.05.18.102962v1.full.pdf
http://serious-science.org/ant-wars-6652
https://askabiologist.asu.edu/content/ant-factoids

ALLIGATORFISH
https://www.researchgate.net/publication/342694512_Ontogeny_and_potential_function_of_poacher_armor_Actinopterygii_Agonidae
https://www.livescience.com/15128-armor-drained-medieval-knight-energy.html#:~:text=A%20new%20study%20that%20put,energy%20of%20walking%20around%20unencumbered.
https://journals.sagepub.com/doi/pdf/10.1016/S0146-6453%2800%2980004-4

WHALE SHARK:
https://www.researchgate.net/publication/342541377_Armored_eyes_of_the_whale_shark
http://www.elasmo-research.org/education/white_shark/scales.htm
https://www.cam.ac.uk/research/news/ancient-fish-scales-and-vertebrate-teeth-share-an-embryonic-origin

MANTIS SHRIMP
https://www.pnas.org/content/pnas/early/2019/04/10/1816835116.full.pdf
https://phys.org/news/2019-06-mantis-shrimp-shield.html#:~:text=The%20telson%20is%20a%20multiscale,spiral%20staircase%20on%20the%20inside.&text=Less%20aggressive%20types%20of%20mantis,prey%E2%80%94also%20have%20a%20telson.
https://www.jstor.org/stable/24937167?seq=1
https://ucmp.berkeley.edu/arthropoda/crustacea/malacostraca/eumalacostraca/royslist/species.php?name=n_wennerae#:~:text=Common%20name%3A%20Caribbean%20Rock%20Mantis,Low%20intertidal%20to%2030%20m
https://www.researchgate.net/publication/47300350_Ritualized_fighting_and_biological_armor_The_impact_mechanics_of_the_mantis_shrimp's_telson
https://pateklab.biology.duke.edu/mechanics-movement-mantis-shrimp
https://phys.org/news/2016-05-mantis-shrimp-ultra-strong-materials.html
http://bit.ly/2KPsIEW

DAPHNIA
https://betadifferentiatie.files.wordpress.com/2010/09/background-information-on-daphnia.pdf
https://www.researchgate.net/publication/263420893_Costs_of_predator-induced_morphological_defences_in_Daphnia
https://www.researchgate.net/publication/319330859_Biomechanical_properties_of_predator-induced_body_armour_in_the_freshwater_crustacean_Daphnia_OPEN,
https://www.researchgate.net/publication/232709431_Neckteeth_formation_in_two_species_of_the_Daphnia_curvirostris_complex_Crustacea_Cladocera
https://esajournals.onlinelibrary.wiley.com/doi/pdf/10.2307/1940703?casa_token=qVW_i8ZCK5kAAAAA:hpKnBC0Uzyi2rl67gxsBBH-daUD3BXVNZ-Zfd88N4lei03m3FEm-aVx7orN00x8vr5tVfFaDoj4bM2o
http://bit.ly/3rnyUoB
https://bit.ly/3plqgEZ

BACTERIA
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7501456/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4653043/
https://www.embopress.org/doi/pdf/10.15252/embr.201847427
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6549030/
https://www.pnas.org/content/pnas/117/9/4724.full.pdf
https://www.pnas.org/content/117/12/6297
https://go.nature.com/3nPzA3R

Images:
https://commons.wikimedia.org/wiki/File:Ant_SEM.jpg
https://commons.wikimedia.org/wiki/File:Aspidophoroides_monopterygius.jpg
https://www.inaturalist.org/photos/66075446
https://www.inaturalist.org/photos/66075544
https://www.eurekalert.org/multimedia/pub/100313.php?from=307672
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0235342
https://commons.wikimedia.org/wiki/File:Phage.jpg
https://www.eurekalert.org/multimedia/pub/197222.php
https://www.flickr.com/photos/37707866@N00/4839125799
https://www.eurekalert.org/multimedia/pub/203185.php?from=432330
https://www.eurekalert.org/multimedia/pub/203352.php?from=432494
https://commons.wikimedia.org/wiki/File:Daphnia_magna-female_adult.jpg
https://link.springer.com/article/10.1007/s00442-019-04588-6#rightslink
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0148556
https://www.eurekalert.org/multimedia/pub/118869.php?from=332066
https://commons.wikimedia.org/wiki/File:201708_Pseudomonas_aeruginosa.svg
bit.ly/3roLWSC