TY - ART TI - American Museum novitates / Changing preference for substrate color by reproductively active mosquitofish, Gambusia affinis (Baird and Girard) (Poeciliidae, Atheriniformes) — Illustration, Page 13 PY - 1969 UR - https://www.biodiversitylibrary.org/page/63006829 ID - page-63006829 ER -