A methodological workflow for quantitative colouration and colour pattern comparison reveals taxonomic and habitat-level differences in the polymorphic fire salamander (salamandra salamandra)

Foundation for Science and Technology (Portugal) (ANTHROPOPHIBIAN: Ref: PTDC/BIA-CBI/2278/2020), and a Project of Excellency, Xunta de Galicia (Ref: ED431F 2022/10). Margarita Salas contract funded by the European Union – Next Generation EU, Recovery, Transformation and Resilience Programme by Spanish Ministry of Universities, Ref: MU-21-UP2021-030. Ramón y Cajal research grant (Ref. RYC-2019-026959-I/AEI/10.13039/501100011033) by the Spanish National ResearchAgency of Research (AEI, Spain).