Log in Sign up. dilljp46. STUDY. This video case study explores whether elephants can detect, interpret, and respond to signals delivered by underground vibrations.Biologist Caitlin O’Connell had noticed that elephants would often freeze in their tracks and place their trunks on the ground, as though they were sensing some kind of signal underground. www.BioInteractive.org Page 1 of 6 Activity Student Handout Analyzing Data on Tuskless Elephants PART I: INTRODUCTION A survey of African savanna elephants revealed that populations declined by 30% between 2007 and 2014. 1 BioInteractive Playlists. Watch the video. If workingWhat are the two main threats to African elephant populations?What are two principal research questions that will be addressed by the Great Elephant Census?Logistics are the details that must be handled to plan and organize a complicated activity or eventthat involves many people. Students watch a video that describes how scientists conducted that work. Scientists at Work. www.BioInteractive.org Page 5 of 7 The Great Elephant Census Modeling Activity Student Activity Group Number Total number of elephants in sample count Actual number of elephants from total count Totals Data Table 3: Class Data for Elephant Counts 15. 1. This video follows the work of scientists conducting the first census of African savanna elephants in over 40 years and the methods they are using to obtain accurate, up-to-date numbers across the continent.African elephants are threatened by habitat loss and poaching related to the ivory trade. Answer keys for the cases in our collection are password-protected and access to them is limited to paid subscribed instructors. It is also suitable for use at the high school level.Case teaching notes are password-protected and access to them is limited to paid subscribed instructors. Many elephant populations exist in Africa, but if a conservation group had funding to supply a grant to just one population, which one should it be? Answer Key.

After watching the video, students model two types of counting methods, sample counts and total counts, using a printout of the landscape and beans to represent the elephants. Learn more about characters, symbols, and themes in all your favorite books with Course Hero's This video case study explores whether elephants can detect, interpret, and respond to signals delivered by underground vibrations. 2. Gravity. All Rights Reserved. Updated April 2017 www.BioInteractive.org Page 3 of 7 The Great Elephant Census Modeling Activity Educator Guide • If you do not have sheet protectors, have a beaker of lentils and a ½ teaspoon at the front of the room and have one student from each group come up to get their lentils.

12 Users. Share This. If working with a partner or in a small group, discuss and answer the questions below. The Great Elephant Census. The Great Elephant Census was a large-scale aerial survey that counted elephants across the continent of Africa. Their current rate of decline is 8% per year, PLAY. Search . The following video(s) are recommended for use in association with this case study.

Scientists involved in the Great Elephant Census project (founded and managed by philanthropist Paul G. Allen) are conducting aerial surveys across millions of square kilometers to obtain accurate elephant census data. The Great Elephant Census is designed to provide accurate and up-to-date data about the number and distribution of African elephants by using standardized aerial surveys of tens of hundreds of thousands of square miles. 2. To become a paid subscriber, begin the process by Teaching notes are intended to help teachers select and adopt a case. Calculate the total area for the class.