The group of researchers includes Patricia Parker, the E. Desmond Lee Professor in Zoological Studies and chair of the Department of Biology at UMSL.

The group of researchers includes Patricia Parker, the E. Desmond Lee Professor in Zoological Studies and chair of the Department of Biology at UMSL.
The group of researchers includes Patricia Parker, the E. Desmond Lee Professor in Zoological Studies and chair of the Department of Biology at UMSL.
The group of researchers includes Patricia Parker, the E. Desmond Lee Professor in Zoological Studies and chair of the Department of Biology at UMSL.
Walker studies Poecilia mexicana, a species of live-bearing fish that have adapted to surviving in hydrogen sulfide-abundant waters, in the Tobler Lab.