hosts include sharks, billfishes or cetaceans, depending on species - Remora 3 b. Pelvic fins narrowly attached to abdomen;
(hosts; include; sharks, billfishes or cetaceans) (species - Remora 3 b. Pelvic fins; narrowly attached; )
hosts species - Remora 3 b. Pelvic fins
include narrowly attached
sharks, billfishes or cetaceans