Even in paradise, one needs to be mindful of whatÕs underfoot. The Sabino Canyon Recreation Area is a desert oasis in the Santa Catalina Mountains north of Tucson, a rich repository of wildlife and a favorite destination for Tucsonans and visitors for more than a century. This book presents annotated and illustrated descriptions of the amphibians and reptiles found at Sabino Canyon and an overview of their natural environment. Representing a study spanning nearly twenty-five years, it documents their present and past distribution and examines environmental and herpetofaunal change due to physical, biological, and human impact on species and habitats. In this first publication to describe Sabino CanyonÕs biota in scientific detail, three expert authors pool their knowledge to provide a detailed discussion of ecological changeÑespecially as a consequence of drought, flooding, the introduction of exotic species, and direct human impact. Suburbia has arrived on the canyonÕs doorstep, and human visitation has soared, inalterably affecting the area. Of particular concern, breeding habitats for amphibians were profoundly altered by flash flooding in SabinoÕs streams following the 2003 Aspen Fire, which ravaged large parts of the Santa Catalina Mountains. The book contains richly detailed accounts of the 57 species found at SabinoÑ25 snakes, 17 lizards, 8 toads and frogs, 6 turtles, and 1 salamanderÑemphasizing their local ecology and the behavior likely to be witnessed by visitors. Physical descriptions and numerous photographsÑmany in colorÑfacilitate identification. Up-to-date distribution maps provide an essential baseline against which future researchers can measure change. Amphibians, Reptiles, and Their Habitats at Sabino Canyon is essential for anyone who seeks to understand this desert oasis, how it has changed, and how it may change in the future. Written with minimal technical jargon to make it as useful to students and visitors as it will be to scientists and resource managers, it makes a vital contribution to our understanding of creatures underfoot whose habitat we seek to share.
Surveying the differing viewpoints and disciplinary approaches to using mixed methods, this volume helps readers explore the answers to a wide range of key questions in the field, including "Can using mixed methods offset the disadvantages that certain methods have by themselves?" "What criteria can a researcher use to select the best mixed methods design for his or her project?" and "What are the points of agreement and controversy regarding design issues in mixed methods research?" This breakthrough Second Edition, containing all new chapters, examines all aspects of mixed methods research across a variety of disciplines. Key Features • Covers all aspects of inquiry from conceptualizing research to selecting methods, analyzing and interpreting data, and reporting findings • Draws on the work of a mix of internationally recognized researchers as well as new and emerging researchers to provide a diversity of perspectives • Gives specific examples from a wide range of disciplines to help readers understand the issues and controversies in this evolving area • Presents rich material for discussion and new ideas for implementing mixed methods research to provide readers with a cutting-edge resource • Provides pedagogical tools such as learning objectives, discussion questions and exercises, and extensive cross referencing
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