PPT-Extinction and Endangerment

Modern Extinctions In the tropical Pacific 154 species mostly birds of large size those that nested on the ground and those that were flightless were the first casualties Boyer 2008 2009 In . Extinction and the Endangered Species Act 2 AND THE ENDANGERED SPECIES ACT1 One hundred eight U.S. species are known to have become extinct in the first 21 years following the creation of the E Frode Svartdal. . University. of . Tromsø. . Oct. 2013. Extinction: Basics. Extinction is defined in terms of a reinforcement process. Extinction contingencies. The . stimulus. (S. R. or US) is discontinued. Pedro J Marenco. Bryn Mawr College Department of Geology. End . Cretaceous . Mass Extinction. End Permian Mass Extinction. The Big 5 Mass Extinctions. (modified from . Alroy. , 2010). End Permian. End Triassic. The Sixth Mass Extinction. Essential Questions. What is extinction?. Which species have become extinct in modern times? . What are the characteristics of past mass extinctions? . How do modern extinction rates compare with natural (background) rates?. (. Pavlovian. & Instrumental). Learning, Psychology 3510. Fall, 2016. Professor Delamater. Extinction: Procedure & Process. The extinction procedure refers to the removal of reward, when it previously occurred.. Steve Ward, MA, BCBA. Whole Child Consulting, LLC. www.wholechildconsulting.com. http://. www.facebook.com. /. wholechildconsulting. Escape behavior is a problem. Escape/avoidance is the most common function of SIB (38.1%) (Iwata, et al, 1994). Peter Berck. Professor University of California, Berkeley. Visiting Professor, Ume. å Universitet. Marine Resource Destruction. We take it as given that policy should avoid causing very low populations of marine organisms.. Outline . Effects of Extinction Procedures. Decreased responding. Increased variability in responding. Extinction of Original Learning. Spontaneous Recovery. Renewal of Original Excitatory Conditioning. Rarity vs. endangerment and the role of environmental scale, genetics, dispersal barriers and range limits.. Excerpt from: . Endangered Species, Provincialism and a continental approach to Bird Conservation. By lizzie rogers. Chapter 1 : Animal cards. felines. Animal card 1 : Amur Leopard . Animal class : feline . Reason for endangerment : Habitat destruction, degradation and poaching . Food diet : . roe deer, red deer, musk deer, sika deer, wild boar, hares, badgers . Zebra Mussel . Species Introduction. “Introduced . species are species that have become able to survive and reproduce outside the habitat where they evolved or spread . naturally.” . -. United States Environmental Protection Agency. Background vs. Mass Extinction. Background extinction. = species gradually and continuously go extinct, creating a turnover of species through time.. Background extinction and mass extinction. 0. 600. . . . Species. . A. . group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding. .. Speciation. . It.  is the . evolutionary.  process by which populations evolve to become distinct . Good progress:. Define the term extinction. Explain how extinction may be caused.. Outstanding progress:. Explain that organisms become extinct because something changes and the species cannot adapt quickly enough to the new circumstances..