Kapitel in diesem Buch

1. Frontmatter i
2. Contents vii
3. Acknowledgments ix
4. Advisory Board xi
5. Contributors xiii
6. Preface xix
7. Part One. Conservation Essays
8. Introduction
9. 1. Diverse Phenomena Influencing Amphibian Population Declines 3
10. 2. Why Are Some Species In Decline But Others Not? 7
11. 3. Philosophy, Value Judgments, And Declining Amphibians 10
12. 4. Embracing Human Diversity In Conservation 15
13. 5. Declining Amphibian Populations Task Force 17
14. Declines
15. 6. Meeting The Challenge Of Amphibian Declines With An Interdisciplinary Research Program 23
16. 7. Biology Of Amphibian Declines 28
17. 8. Declines Of Eastern North American Woodland Salamanders (Plethodon) 34
18. 9. Decline Of Northern Cricket Frogs (Acris Crepitans) 47
19. 10. Overwintering In Northern Cricket Frogs (Acris Crepitans) 55
20. Causes
21. 11. Repercussions Of Global Change 60
22. 12. Lessons From Europe 64
23. 13. Risk Factors And Declines In Northern Cricket Frogs (Acris Crepitans) 75
24. 14. Ultraviolet Radiation 87
25. 15. Xenobiotics 89
26. 16. Variation In Pesticide Tolerance 93
27. 17. Lucké Renal Adenocarcinoma 96
28. 18. Malformed Frogs In Minnesota: History And Interspecific Differences 103
29. 19. Parasites Of North American Frogs 109
30. 20. Parasite Infection And Limb Malformations: A Growing Problem In Amphibian Conservation 124
31. 21. Pine Silviculture 139
32. 22. Commercial Trade 146
33. Conservation
34. 23. Houston Toads And Texas Politics 150
35. 24. Amphibian Conservation Needs 168
36. 25. Amphibian Population Cycles And Long-Term Data Sets 177
37. 26. Landscape Ecology 185
38. 27. Conservation Of Texas Spring And Cave Salamanders (Eurycea) 193
39. 28. Lessons From The Tropics 198
40. 29. Taxonomy And Amphibian Declines 206
41. 30. Conservation Systematics: The Bufo Boreas Species Group 210
42. 31. Factors Limiting The Recovery Of Boreal Toads (Bufo B. Boreas) 222
43. 32. Southwestern Desert Bufonids 237
44. 33. Amphibian Ecotoxicology 241
45. 34. Museum Collections 244
46. 35. Critical Areas 247
47. 36. Creating Habitat Reserves For Migratory Salamanders 260
48. 37. Population Manipulations 265
49. 38. Exotic Species 271
50. 39. Protecting Amphibians While Restoring Fish Populations 275
51. 40. Reflections Upon Amphibian Conservation 277
52. Surveys And Monitoring
53. 41. Distribution Of South Dakota Anurans 283
54. 42. Nebraska’S Declining Amphibians 292
55. 43. Museum Collections Can Assess Population Trends 295
56. 44. Monitoring Salamander Populations In Great Smoky Mountains National Park 300
57. 45. North American Amphibian Monitoring Program (Naamp) 307
58. 46. Evaluating Calling Surveys 314
59. 47. Geographical Information Systems And Survey Designs 320
60. 48. Impacts Of Forest Management On Amphibians 326
61. 49. Monitoring Pigment Pattern Morphs Of Northern Leopard Frogs 328
62. Education
63. 50. The National Amphibian Conservation Center 339
64. 51. A Thousand Friends Of Frogs: Its Origins 341
65. A Perspective
66. 52. Of Men And Deformed Frogs: A Journalist’S Lament 344
67. Part Two. Species Accounts
68. Introduction 351
69. Anura
70. Ascaphidae 382
71. Family Bufonidae 384
72. Family Dendrobatidae 440
73. Family Hylidae 441
74. Family Leptodactylidae 491
75. Family Microhylidae 501
76. Family Pelobatidae 508
77. Family Pipidae 522
78. Family Ranidae 526
79. Family Rhinophrynidae 599
80. Caudata
81. Family Ambystomatidae 602
82. Family Amphiumidae 642
83. Family Cryptobranchidae 648
84. Family Dicamptodontidae 651
85. Family Plethodontidae 656
86. Family Proteidae 866
87. Family Rhyacotritonidae 874
88. Family Salamandridae 884
89. Family Sirenidae 908
90. Epilogue: Factors Implicated In Amphibian Population Declines In The United States 915
91. Conclusion 926
92. Literature Cited 927
93. Index 1077