Cichlids are one of the largest and strangest groups of vertebrate fish — fish with backbones — on Earth. They’re popular as pets and farmed in aquaculture, and scientists have been studying them ...
"16755"--Spine, v. 1; "16756"--Spine, v. 2. FISH copy v.1 has bookplate: Smithsonian Institution Libraries, Purchased from the Bruce Collette Endowment for the Fishes ...