This is a preview. Log in through your library . Abstract The Midas cichlid (Cichlasoma citrinellum) is a large, aggressive monogamous fish from the Great Lakes of Nicaragua. It lives in an ecosystem ...

Subordinate individuals living within a group of vertebrates sometimes assist a more dominant pair by helping to raise the dominant pair's offspring -- this has been shown to occur among subordinate ...

THERE are quite a number of African mouth-breeding cichlids (Haplochromis and related genera) the males of which bear very conspicuously yellow or orange spots near the base of the anal fin. The ...

Female fish can breed a new species if they aren't choosy about who is Mr. Right. Fish will mate with a species outside their own if the male's coloring is attractive enough or if the female can't see ...

Vol. 142, No. 11/12, Cooperation and Conflict over Investment Strategies in Animals (Nov. - Dec., 2005), pp. 1615-1641 (27 pages) Group size has been shown to positively influence survival of group ...

If you're a male African cichlid, it pays to be a brawler. A new study finds that female fish get a reproduction-related charge when their preferred mate wins a fight against another male. When her ...

Appearances can be very deceptive. Look closely at brown striped lake snails and you may spot one that is actually a fish. Even experts can be fooled. Shun Satoh of Osaka City University, Japan, found ...

Cichlid fishes have undergone a mind-boggling degree of speciation. New research is revealing features of their genomes that primed them to diversify so spectacularly Africa's Lake Victoria is home to ...

"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 ...