Den spanske ribbenssalamander har en af de mest bizarre forsvarsstrategier i hele dyreriget. Når et rovdyr angriber, kan den nemlig bruge sine egne ribben som knive!

I dette afsnit af Lytternes Dyr fortæller jeg 3 vilde facts om den spanske ribbenssalamander – fra dens giftige ribben og mærkelige forsvar til dens imponerende evne til at reparere sin egen krop.

Tak til Alfred og Louis for forslaget!

Kilder

(1) Pedro Beja et al. 2009. Pleurodeles waltl. The IUCN Red List of Threatened Species2009: e.T59463A11926338. http://dx.doi.org/10.2305/IUCN.UK.2009.RLTS.T59463A11926338.en

(2) Ikuta, H., Uemasu, H., Kyakuno, M., Satoh, Y., Namba, N., Takeuchi, T., & Hayashi, T. (2023). Step-by-step protocol for alternative injury models in newt cardiac regeneration. Development, Growth & Differentiation, 65(5), 266–271. https://doi-org.zorac.aub.aau.dk/10.1111/dgd.12854

(3) Zamora-Camacho, F. J. (2023). Contextualising the bizarre: The integrated functioning of rib puncture as an antipredator defence in the Iberian ribbed newt (_Pleurodeles waltl). _Freshwater Biology, 68, 462–472. https://doi-org.zorac.aub.aau.dk/10.1111/fwb.14039

(4) https://www.discoverwildlife.com/animal-facts/reptiles/spanish-ribbed-newt

(5) https://www.iflscience.com/the-iberian-ribbed-newt-might-just-have-the-worlds-most-metal-defense-mechanism-80275