@misc{indiciae7e2637d18403, title = {American Museum novitates / Changing preference for substrate color by reproductively active mosquitofish, Gambusia affinis (Baird and Girard) (Poeciliidae, Atheriniformes) — Illustration, Page 22}, year = {1969}, url = {https://www.biodiversitylibrary.org/page/63006820}, note = {Source identifier: page-63006820} }