Mammal SciencePublished 17 September 2025Parasitological evaluation of the neotropical otter Lontra longicaudis and the giant otter Pteronura brasiliensis: swimming in little-known waters before it is too latePatricia Parreira Perin · Caroline Leuchtenberger · Mariana Malzoni Furtado · Livia de Almeida Rodrigues · Grazielle Soresini · Nathalie Foerster · Guilherme Mourão · Wilson Junior Oliveira · Talita Oliveira Mendonça · Carmen Andrea Arias-Pacheco · Fabiana Alves Loureiro · Estevam G. Lux HoppeFrontiers in Mammal Sciencedoi 10.3389/fmamm.2025.1678138