Fruit bats in flight: A look into the movements of the ecologically important Eidolon helvum in Tanzania

Randhawa, N., Bird, B.H., VanWormer, E. et al. Fruit bats in flight: a look into the movements of the ecologically important Eidolon helvum in Tanzania. One Health Outlook 2, 16 (2020). https://doi.org/10.1186/s42522-020-00020-9

Functions used in this code are provided here.

1. Classification of GPS fixes using aceleration data

2. Comparing GPS fix classification by different acceleration axes

3. Plots of acceleration-informed GPS fix classification for each bat

4. Interactive versions of the acceleration-informed GPS plots above

5. Calculation of home ranges

6. Determination of foraging/feed roost areas

7. Compiling information about roosts and cumulative distances flown for e-obs tags

8. Compiling information for Argos tags

9. Calculating distances from urban built-up and protected areas

10. Code for making plot for acceleration classification and a single foraging night

Video of Bat K5309's flight path

<iframe width="600" height="400" src="https://www.youtube.com/embed/6z_K9qc_2hY" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>

Author information

Nistara Randhawa [1], Brian H. Bird [1], Elizabeth VanWormer [2], Zikankuba Sijali [3], Christopher Kilonzo [1], Alphonce Msigwa [4], Abel B. Ekiri [5], Aziza Samson [3], Jonathan H. Epstein [6], David J. Wolking [1], Woutrina A. Smith [1], Beatriz Martínez-López [7], Rudovick Kazwala [3] and Jonna A. K. Mazet [1]

1. Karen C. Drayer Wildlife Health Center, One Health Institute, School of Veterinary Medicine, University of California, Davis, CA, USA.
2. School of Veterinary Medicine and Biomedical Sciences, School of Natural Resources, University of Nebraska, Lincoln, NE, USA.
3. Department of Veterinary Medicine and Public Health, College of Veterinary Medicine and Biomedical Sciences, Sokoine University of Agriculture, Morogoro, Tanzania.
4. Tanzania National Park, Burigi-Chato National Park, Karagwe-Kagera, Tanzania.
5. School of Veterinary Medicine, University of Surrey, Guildford, UK.
6. EcoHealth Alliance, New York, NY, USA.
7. Center for Animal Disease Modeling and Surveillance, School of Veterinary Medicine, University of California, Davis, CA, USA.