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Ryan Walker
Ryan Walker
Open University
Ecology
Biology
Tortoise
Arachnoides
Critically endangered
11
Papers
52
Citations
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Proposed action plan for the conservation of the Madagascar Spider Tortoise, Pyxis arachnoides
2013
Ryan Walker
Christina M. Castellano
Michael Ogle
Tsilavo Rafeliarisoa
Riana Rakotondrainy
Tiana Ramahaleo
Herilala Randriamahazo
Charlie Gardner
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Conservation of the Madagascar Spider Tortoise (Pyxis arachnoides) amid changing land use policy: assessing the spatial coincidence of relict populations with protected areas and mining concessions
2013
Ryan Walker
Charlie Gardner
Tsilavo Rafeliarisoa
Inge Smith
Richard Razafimanatsoa
Edward E Louis
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Decline in the range and population density of Radiated Tortoises, Astrochelys radiata, in southern Madagascar
2013
Tsilavo Rafeliarisoa
Ryan Walker
Edward E Louis
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The effect of habitat degradation on the long term survival of the Critically Endangered Madagascar spider tortoise (Pyxis arachnoides)
2012
Biological Conservation
Ryan Walker
Nathan Whitmore
Tsilavo H. Rafeliarisoa
Sarah Hamylton
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Status of the relict population of the Critically Endangered Madagascar spider tortoise Pyxis arachnoides
2012
Oryx
Ryan Walker
Tsilavo H. Rafeliarisoa
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Citations (6)
1