Subordinate male cichlid fish who help with the childcare for the dominant breeding pair are occasionally actually the fathers of some of the offspring they help to rear, according to new research.

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 ...

Male cichlids that are constantly threatened by predators grow faster and postpone the full expression of conspicuous breeding coloration for longer. This is shown by a study by biologists from the ...

The evolution of new traits with novel functions has always posed a challenge to evolutionary biology. Studying the color markings of cichlid fish, Swiss scientists were now able to show what ...

A new study shows that cichlid fish reared in larger social groups from birth display a greater and more extensive range of social interactions, which continues into the later life of the fish.

"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 ...