图书简介

1. Prelude; 1.1 Bob Jaeger meets the eastern red-backed salamander, Plethodon cinereus; 1.2 An introduction to red-backed salamanders; 1.3 The plot of our research program; 1.4 Comments concerning methodology and statistical paradigms; 2. Interspecific competition between Plethodon cinereus and P. shenandoah; 2.1 Ecological studies; 2.2 Behavioral experiments; 2.3 Selected, recent research by others: interspecific competition; 3. Intraspecific territoriality by P. cinereus; 3.1 Definition and theory; 3.2 Distribution and prey availability; 3.3 Site tenacity by P. cinereus; 3.4 Determining sex and defining behavioral patterns; 3.5 The use of odors and dear enemy recognition; 3.6 The expulsion of intruders; 3.7 Testing territoriality in the forest; 3.8 Numerous variables that affect territorial contests; 3.9 Life history traits and territorial contests; 3.10 Seasonal and geographic variation in territorial agonistic behavior; 3.11 Selected, recent research by others: intraspecific territoriality; 4. Foraging tactics by P. cinereus within territories; 4.1. Foraging on live versus dead prey; 4.2. Diet breadth; 4.3. Optimal prey choice; 4.4. Territorial and foraging behavioral conflicts; 4.5. Assessing prey densities; 4.6. Judging prey profitabilities; 4.7. Conflicts between foraging behavior and territorial defense; 4.8. Diet diversity and clutch size; 4.9. Selected, recent research by others: foraging tactics; 5. Pheromonal glands and pheromonal communication by P. cinereus; 5.1. Early studies suggested that pheromones do occur; 5.2. Do males of P. cinereus produce territorial pheromones?; 5.3. Do females of P. cinereus produce territorial pheromones?; 5.4. Where are those pheromones produced in males and females?; 5.5. Focusing on the postcloacal gland; 5.6. What information does the postcloacal gland communicate?; 5.7. What signals do pheromones communicate?; 5.8. Scent matching and tail autotomy; 5.9. Do territorial pheromones aid in homing behavior by P. cinereus?; 5.10. Are pheromones volatile?; 5.11. More research needed; 5.12. Selected, recent research by others: pheromonal communication; 6. Interspecific territoriality and other interspecific behavioral interactions; 6.1. Interspecific territoriality between P. cinereus and P. shenandoah; 6.2. Rules of engagement with juveniles of P. glutinosus; 6.3. Plethodon cinereus in an assemblage of salamanders; 6.4. Ecological tests of behavioral predictions: enclosed plots on the forest floor; 6.5. More ecological tests of behavioral predictions: unenclosed plots on the forest floor; 6.6. Character displacement: P. cinereus versus P. hoffmani; 6.7. Competition between P. cinereus and P. hubrichti; 6.8. Diversity of behaviors by P. cinereus towards other species; 6.9. Selected, recent research by others: interspecific territoriality; 7. Intraspecific social behavior within P. cinereus; 7.1. Interactions of adults and juveniles in the forest and in the laboratory; 7.2. Distributions of adult males and females; 7.3. Microdistributions of adults and juveniles; 7.4. Female-female interactions; 7.5. Male-female behavioral interactions in the forest; 7.6. The ESS dating game; 7.7. Males, females, and faeces; 7.8. Females prefer larger males; 7.9. Males and females prefer familiar opposite-sex individuals; 7.10. Social monogamy; 7.11. Mutual mate guarding; 7.12. Sexual coercion; 7.13. Imperfect information during sexual discrimination?; 7.14. Relationship value and conflict resolution; 7.15. Natural versus forced partnerships; 7.16. Females are often genetically polyandrous; 7.17. Switching from social monogamy to social polygamy; 7.18. Brooding behavior and neonates: kin recognition?; 7.19. What 3487 uniquely marked salamanders reveal about social relationships; 7.20. A preliminary view of social organization within P. cinereus; 7.21. Selected, recent research by others: social behavior; 8. Predator-prey interactions between P. cinereus and a snake; 8.1. Can P. cinereus detect the snake visually or chemically?; 8.2. Can the snake detect chemical cues from P. cinereus?; 8.3. Naive snakes recognize odors of P. cinereus; 8.4. Tail autotomy deceives the snake; 8.5. The snake follows the trail of P. cinereus; 8.6. The predator-prey evolutionary arms race; 8.7. Selected, recent research by others: predator-prey arms races; 9. Cognitive ecology in P. cinereus; 9.1. Numerical discrimination by P. cinereus; 9.2. Both learning and heritability affect foraging ability; 9.3. Displacement of territorial aggression; 9.4. The impact of familiarity on salamander behavior; 9.5. Individual recognition memory; 9.6. Selected, recent research by others: cognitive ecology; 10. Coda: synthesis and social behaviors by P. cinereus; 10.1. Behavioral variation within a population; 10.2. Behavioral options during contests; 10.3. How salamanders choose among options; 10.4. What are social, mating, and genetic monogamy?; 10.5. Mea maxima culpa

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