Coloration and pattern of Natrix natrix vulgaris documented by photos from iNaturalist. A Individual with plain grey body, note the weak dark spot in front of the yellow crescent; Gossendorf, Austria; photo: Andrea Bregar. B Striped individual with pale orange crescents; Nagykáta, Hungary; photo: Tamara Szentiványi. C Individual with pale yellow crescents and mottled body coloration; Eslarn, Germany; photo: novastorm. D Individual with pale yellow crescents and marbled body coloration; Nußdorf, Austria; photo: fabi-henne. E Individual with pale orange crescents and mottled body coloration; Garmisch-Partenkirchen, Germany; photo: carmen1988. F Melanistic individual; Liezen, Austria; photo: Harald Komposch.

 
 
  Part of: Fritz U, Ihlow F (2022) Citizen Science, taxonomy and grass snakes: iNaturalist helps to clarify variation of coloration and pattern in Natrix natrix subspecies. Vertebrate Zoology 72: 533-549. https://doi.org/10.3897/vz.72.e87426