NatureBrown bullhead catfish melanoma represents a novel transmissible cancerEmily E. CurdSamuel F. M. HartJames LubkowitzKirsten M. TracyLucas MilazzoMatthew BodnarTom JonesMark J. HendersonPeter EmersonJulie A. Dragon2026-07-22Full textDOI https://doi.org/10.1038/s41586-026-10828-6