Essentials of Ecology

196 CHAPTER 9 Sustaining Biodiversity: The Species Approach all North American bird species (25% of those living in the United S ...

CONCEPT 9-3 197 tats, and ingestion of toxic lead shotgun pellets, which fall into wetlands, and lead sinkers left by anglers. T ...

198 CHAPTER 9 Sustaining Biodiversity: The Species Approach According to a 2000 study by ecologist David Pimentel, introduced sp ...

CONCEPT 9-3 199 Purple loosestrife Nutria Salt cedar (Tamarisk) African honeybee (“Killer bee”) European starling Marine toad (G ...

200 CHAPTER 9 Sustaining Biodiversity: The Species Approach The ants may have arrived on shiploads of lumber or coffee imported ...

CONCEPT 9-3 201 Prevention Is the Best Way to Reduce Threats from Invasive Species Once a harmful nonnative species becomes esta ...

202 CHAPTER 9 Sustaining Biodiversity: The Species Approach During the 1950s and 1960s, populations of fish-eat- ing birds such ...

CONCEPT 9-3 203 and pesticides. Scientists also suspect a virus that para- lyzes bees, which may have come from Israel or from b ...

204 CHAPTER 9 Sustaining Biodiversity: The Species Approach THINKING ABOUT Polar Bears What difference would it make if all of t ...

CONCEPT 9-3 205 timated 50 others are killed or die in transit. Most are also unaware that some imported exotic animals can carr ...

206 CHAPTER 9 Sustaining Biodiversity: The Species Approach 9-4 How Can We Protect Wild Species from Extinction Resulting from O ...

CONCEPTS 9-4A, 9-4B, AND 9-4C 207 this treaty are limited because enforcement varies from country to country, and convicted viol ...

208 CHAPTER 9 Sustaining Biodiversity: The Species Approach such as turtles, and mammals, especially whales, seals, and sea lion ...

CONCEPTS 9-4A, 9-4B, AND 9-4C 209 Scientists urge the establishment of many more such banks, especially in developing countries. ...

210 CHAPTER 9 Sustaining Biodiversity: The Species Approach decades of captive breeding efforts, only a handful of endangered sp ...

ACADEMIC.CENGAGE.COM/BIOLOGY/MILLER 211 tially serious environmental problems, including pre- mature extinctions. This approach ...

212 CHAPTER 9 Sustaining Biodiversity: The Species Approach Give two examples of the harmful effects of nonnative species that ...

ACADEMIC.CENGAGE.COM/BIOLOGY/MILLER 213 DATA ANALYSIS Examine these data released by the World Resources Institute and answer th ...

the gray wolf was listed as an endangered species in the lower 48 states. Ecologists recognize the important role this keystone ...

Links: refers to the Core Case Study. refers to the book’s sustainability theme. indicates links to key concepts in earlier chap ...