BIOL 1020U Lecture Notes - Lecture 3: Species, Ring Species, Greenish Warbler
Document Summary
The species as an evolutionary unit must by definition be fluid and capable of changing, giving rise through evolution to new species . Species plot: to test whether or not species are real, we examine the natural world, measure some characteristic of different living things we see, and then plot these measurements on a graph. Two criteria for determining if two individuals are members of the same species: Page | 1: morphospecies concept, biologists often use a rule of thumb called the morphospecies concept to classify members of the same species, quick and easy, the morphospecies concept states that. Limitations: there are some members of same species that look very different, example: There are members of different species that look alike. Example: biological species concept (bsc, alfred russel wallace (1865, ernst mayr. Species are groups of actually or potentially interbreeding populations that are reproductively isolated from other such groups. : reproductively isolated , also, reproductive compatibility, fertile offspring produced.
