Slide 1 Slide 2 Section 1 Slide 3 Biodiversity – short for biological diversity Refers to the number of different species in an area A lot of biodiversity means a lot of…
Slide 1 Slide 2 Several mass extinctions have occurred in Earths history Are we currently living during another mass extinction? Slide 3 Biodiversity- refers to the number…
Slide 1 Mechanisms of Speciation and Maintaining a Species Slide 2 Two methods of speciation (formation of a new species) based on geography 1. Populations are geographically…
Slide 1 Biodiversity Section #2: Biodiversity at Risk Slide 2 Extinctions changes in Earth’s climate & ecosystems have caused the extinction of about ½ the species…
Slide 1 Chapter 5 - Topics Biomes Biodiversity How Do We Benefit from Biodiversity? What Threatens Biodiversity? Human-Caused Reductions in Biodiversity Protecting Biodiversity…
Slide 1 Zoogeography FAS 1450 Fall 2009 Slide 2 Zoogeography - the study of the distributions of animal taxa over the surface of the earth Slide 3 Fish Fauna of the Great…