Table 2. Classification of consecutive fixes of 47 squirrel gliders (Petaurus norfolcensis) tracked along the Hume Freeway and at secondary roads, southeastern Australia. n, number of individuals; fixes are detections from radio-tracking and trapping, with partial crossings from verge to median or median to verge at the dual-roadway freeway sites and full crossings from one shoulder to the opposite shoulder; total consecutive fixes is total fixes minus the first fix; and number of individuals detected crossing the road.


Treatment and sex N Classification of consecutive fixes Total consecutive fixes Number of individuals undertaking
No crossing Partial crossing Complete crossing Partial
crossing
Complete
crossing
Hume Freeway, tall trees in median (n = 3)
Male 7 226 60 14 300 6 4
Female 11 358 90 10 458 6 3
               
Hume Freeway, no tall trees in median (n = 3)
Male 10 448 2 8 458 1 1
Female 6 292 0 0 292 0 0
               
Secondary roads (n = 2)
Male 7 167 na 60 227 NA 7
Female 6 192 na 19 211 NA 3
Totals 47 1683 152 111 1946

NA – partial crossings were not possible at secondary roads.