In this video Paul Andersen explains how population ecology studies the density, distribution, size, sex ration, and age structure of populations. Intrinsic growth rate and exponential growth calculations are included along with a discussion of logistic growth. K-selected and r-selected species are explained along with survivorship curves.
All of the images are licensed under creative commons and public domain licensing:
Agriculture, U. S. Department of. Whooping Crane in Flight in Texas. USDA Photo by John Noll., March 18, 2011. Flickr: 20110214-USDA-JN-0001. https://commons.wikimedia.org/wiki/Fi.... “Bird on Branch - Free Animals Icons.” Flaticon. Accessed September 15, 2015. www.flaticon.com/free-icon/bird-on-branch_61289. “Canada Lynx.” Wikipedia, the Free Encyclopedia, July 25, 2015. https://en.wikipedia.org/w/index.php?.... Headquarters, U. S. Fish and Wildlife Service. Adult Whooping Crane (Grus Americana) with Chick., February 23, 2012. Adult Whooping Crane and Chick. https://commons.wikimedia.org/wiki/Fi.... Husthwaite, Ray. English: Survivorship Curves, 23 April 09. Own work (Original text: I created this work entirely by myself.). https://commons.wikimedia.org/wiki/Fi.... Karine, Gill-Weir. “The Whooping Cranes: Survivors Against All Odds,” n.d. http://www.prairiefirenewspaper.com/2.... Robertson, D. Gordon E. English: Snowshoe Hare (Lepus Americanus), White Morph, Shirleys Bay, Ottawa, Ontario, Canada, January 21, 2013. Own work. https://commons.wikimedia.org/wiki/Fi.... Sasata. English: The Whooping Crane, Grus Americana at the Calgary Zoo., September 11, 2010. Own work. https://commons.wikimedia.org/wiki/Fi.... “Standing Up Man - Free People Icons.” Flaticon. Accessed September 15, 2015. www.flaticon.com/free-icon/standing-up-man-_10522. “Tree Silhouette - Free Nature Icons.” Flaticon. Accessed September 15, 2015. www.flaticon.com/free-icon/tree-silhouette_46564. “Turtle Shape - Free Animals Icons.” Flaticon. Accessed September 15, 2015. www.flaticon.com/free-icon/turtle-shape_47331.