Stopped Dead in Their Tracks: The Impact of Railways on Gopher Tortoise (Gopherus polyphemus) Movement and Behavior
Rhett M. Rautsaw, Scott A. Martin, Bridget A. Vincent, Katelyn Lanctot, M. Rebecca Bolt, Richard A. Seigel, and Christopher L. Parkinson
Copeia 106: 135–143
Supplementary Figure 1. Graphs for the five tortoises that were observed to cross the railway during telemetry and their proximity to the predicted crossing locations (northern dune or southern road) over time. Red arrows represent when the crossing event occurred.