Movement patterns and habitat use of soft-released translocated spur-thighed tortoises, Testudo graeca

被引:20
作者
Attum, Omar [2 ,3 ]
Otoum, Mohammad [1 ]
Amr, Zuhair [4 ]
Tietjen, Bill [2 ]
机构
[1] Royal Soc Conservat Nat, Jubeiha 11941, Jordan
[2] Bellarmine Univ, Dept Biol, Louisville, KY 40205 USA
[3] Indiana Univ SE, Dept Biol, New Albany, IN 47150 USA
[4] Jordan Univ Sci & Technol, Dept Biol, Irbid, Jordan
关键词
Aleppo pine; Fractal dimension; Forced aestivation; Leaf litter; Microhabitat; Repatriation; Translocation; BOX TURTLES; CONSERVATION; SURVIVAL; REPATRIATION; TEMPERATURE; RELOCATION; SELECTION; RESIDENT; TRACKING; FOREST;
D O I
10.1007/s10344-010-0419-4
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
Wildlife translocations, the deliberate movement of animals from one part of their distribution to another, are increasingly used as a conservation method for the reestablishment of rare and endangered species. The objective of this study was to examine the movement patterns and macro- and microhabitat use of translocated and resident spur-thighed tortoises. This translocation was considered a soft-release as the tortoises were forced to be relatively inactive due to their being released at the beginning of the aestivation season. Our results suggest that forced aestivation soft-releases may succeed in reducing dispersal by forcing spur-thighed tortoises to spend time at the release site as the majority of translocated tortoises had similar activity range sizes and movement path tortuosity as resident tortoises. Spur-thighed tortoise conservation will require protecting habitat at multiple scales, with the remaining native forests in the country of Jordan being important to the spur-thighed tortoise during the activity and aestivation/hibernation seasons, as this macrohabitat was used significantly more than the human-modified habitats. Microhabitat structures such as leaf litter and availability of large stones may also be especially important in human-modified landscapes, as these microhabitats may help reduce the effects of habitat degradation.
引用
收藏
页码:251 / 258
页数:8
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