As Conservation Biologists Try to Slow the Rate of Human-Caused

Essay

As conservation biologists try to slow the rate of human-caused extinctions,they often have to make hard choices about which habitats and species to save with their limited resources.The textbook presented the case of the cichlid fishes of Lake Victoria in Africa.Argue that the recent loss of 200 of the 400 species of recently evolved (during the last 14,000 years)fish due to the introduction of the Nile perch as a food fish is a minor phylogenetic loss or that it is a tragic loss at an evolutionary hotspot.