Objective This subject researches the masculinizing biological effects that progestational (PRO)
of different concentrations make on the female mosquitofish (Gambusia affinis). Methods …

… The dynamics of mitochondrial and multilocus nuclear genotypic frequencies were monitored
for 2 yr in experimental populations established with equal numbers of two poeciliid fishes (…

… In this study, the fish were paired by their body length, and each paired individual would
fight with each other to test their fighting ability. After that, I gave the fish two rounds of fighting …

… Analyses of variance of life-history variables in fish reared in a common laboratory environment
for two generations. Table entries are F values. Definitions of dependent varibles: “male …

… and maintenance of fish personality were discussed. Finally, the prospect of future theoretical
research and application of fish personality was proposed from an ecological perspective. …

… Abstract: Islands are often regarded as natural laboratories for the study of biological
evolution by ecologists and evolutionary biologists. Based on microsatellite molecular marker …

… To investigate jaw evolution in beloniform fishes, we reconstructed the phylogeny of 54
species using fragments of two nuclear (RAG2 and Tmo-4C4) and two mitochondrial (…

… This thesis offers valuable insights into the genetics and evolution of Drosophila, with
particular emphasis on trait co-evolution and ecological specialization. It not only underscores the …

… Abstract: Fish as the most amount of vertebrate have evolved various reproductive modes, …
life-history traits because they deeply affect fitness, survival and species continuity of fishes, …

… structure and fish evolution,has become the fish population … evolution, methods of detecting
polymorphism of mtDNA,and its application to the molecular population genetics of fish …