Fig. 5. Proportion of fixes for 23 squirrel gliders (Petaurus norfolcensis) that made partial (clear columns) and complete (solid columns) crossings of the Hume Freeway at sites with and without tall trees in the centre median (Trees and No Trees, respectively) and secondary roads (Control). Sex of individuals is given on X-axis and total number of detections given above each column. Data for animals that were not detected crossing is not shown. Fig. 5