2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/3040We summarize the properties of tidal dwarf candidates in a sample of interacting galaxies and classify objects in tidal tails depending on their morphological appearance. New high-resolution dynamical models are needed to understand how the different structures seen in tidal tails are formed.5 pages, to be published in "Extragalactic Star Clusters", eds. E.K. Grebel, D. Geisler, D. Minniti, IAU Symposium Series Vol. 207Astrophysicstext