The natural history of tassel-eared squirrels /
"I live in the middle of an almost two-million-acre ponderosa pine forest--the largest in the world. In moments I can leave my home and be in the habitat of the tassel-eared squirrel, which I have studied for more than twenty-five years. From my dining table I can watch these tassel-eared rasca...
Clasificación: | Libro Electrónico |
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Autor principal: | |
Autor Corporativo: | |
Formato: | Electrónico eBook |
Idioma: | Inglés |
Publicado: |
Albuquerque :
University of New Mexico Press,
2010.
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Temas: | |
Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Machine generated contents note: ch. One Introduction
- References for Chapter One
- ch. Two Physical Characteristics of Tassel-Eared Squirrels
- Tassels
- Physical Characteristics-Pelage and the Colors
- Colors of the Type Specimens of S. a. aberti and S. a. kaibabensis inArizona
- Colors of S. a. ferreus in Colorado
- Colors of S. a. aberti, S. a. chuscensis, and S. a. kaibabensis from Arizona and New Mexico
- Colors of Tassel-Eared Squirrels from Mexico
- Genetics of Pelage Colors
- Guard Hair
- Dorsal Patch
- Lateral Stripe
- Tail Colors
- Tail Lengths
- Faces
- Molting
- Physical Characteristics-Body Measurements
- Size
- Feet and Claws
- Teeth
- Cranium Measurements
- Determining the Differences between Juveniles and Adults by Physical Characteristics
- Do Tassel-Eared Squirrels Conform to Allen's and Bergmann's Rules?
- Temperatures of Tassel-Eared Squirrels
- Future Research
- References for Chapter Two.
- Ch. Three Habitat, Home Range, and Distribution
- Introduction
- Habitat
- Home Range
- Geographical Distribution of Tassel-Eared Squirrels
- Natural Range Expansions of Tassel-Eared Squirrels
- Transplants of Tassel-Eared Squirrels
- Summary
- Future Research
- References for Chapter Three
- ch. Four Food and Feeding Activities
- Introduction
- Inner Bark of Ponderosa Pine Terminal Shoots
- Selection of Feeding Trees
- Is It the Tree Chemistry?
- Is It a Physical Characteristic?
- Do Squirrels Rotate the Use of Feed Trees?
- Do Feed Trees and Non-Feed Trees Have Different Growth Rates?
- Seeds from Ovulate Ponderosa Pine Cones
- Mycophagy
- Other Foods Obtained from Ponderosa Pine Trees
- Other Foods Used by Tassel-Eared Squirrels
- Water
- Food Caching
- Summary
- References for Chapter Four
- ch. Five Nests
- Introduction
- Types of Nests
- Bolus Nests
- Other Types of Nests
- Nest Tree Characteristics
- Summary
- References for Chapter Five.
- Ch. Six Behavior and Social Interactions
- Introduction
- Daily Activity
- Social Interactions
- Mating
- Nesting Behavior
- Movement within the Forest
- Activities During Storms
- Other Behaviors Demonstrated by Tassel-Eared Squirrels
- Summary
- Future Research
- References for Chapter Six
- ch. Seven Reproduction, Embryology, and Development
- Introduction
- Estrus
- Copulation
- Gestation and Postnatal Development
- Lactation
- Female Reproduction
- Anatomy
- Oogenesis
- Male Reproduction
- Anatomy
- Spermatogenesis
- Sperm Morphology
- Reproductive Anomalies
- Future Research
- References for Chapter Seven
- ch. Eight Mortality and Parasites
- Introduction
- Predation
- Avian Predators
- Terrestrial Predators
- Mortality from Habitat Loss
- Season and Mortality
- Highway Mortalities
- Hunting
- Parasites
- Other Causes of Mortality
- Life Span
- Summary
- Future Research
- References for Chapter Eight
- ch. Nine Genetics.
- Introduction
- Karyotypes and Chromosomes
- Serum Proteins
- Transferrin
- Albumin
- T-cell Receptor Genes
- Major Histocompatibility Complex
- Genetics and Pelage Color
- Nucleotide Diversity Using Mitochondrial DNA
- Cytochrome b Gene
- Microsatellites
- Summary
- Future Research
- References for Chapter Nine
- ch. Ten The Kaibab Squirrel
- Introduction
- Historical Overview of Kaibab Squirrel Protection
- The Controversy of the Status
- Endangered or Threatened?
- Transplants of Kaibab Squirrels
- Summary
- Future Research
- References for Chapter Ten
- COLOR PLATES
- ch. Eleven Ecology
- Introduction
- Ecology of Tassel-Eared Squirrels and Ponderosa Pines
- Tassel-Eared Squirrels and Ponderosa Pine Tree Morbidity and Mortality
- Alternation of Feed Tree Selection
- Tassel-Eared Squirrels as Agents of Selection of Ponderosa Pine Trees
- Nitrogen Cycling
- Ecology of Tassel-Eared Squirrel Digs
- Ecology of Tassel-Eared Squirrels and Fungi.
- Tassel-Eared Squirrel Interactions with Other Animals
- Population Ecology
- Summary
- Future Research
- References for Chapter Eleven
- ch. Twelve Census and Monitoring Methods and Techniques
- Introduction
- Squirrel Census Methods
- Evidence of Feeding Activities
- Hunter Success
- Forest Characteristics
- Nest Counts
- Track Pans
- Tracks in Snow
- Squirrel Observations Made During Other Animal Surveys
- Time-Area Count and Strip-Count Techniques
- Methods of Determining Age
- Tail Collections
- Epiphyseal Cartilage and Teeth
- Techniques for Marking Squirrels in the Field
- Trapping Squirrels
- Radio Tracking
- Planning for Squirrel Monitoring
- Summary
- Future Research
- References for Chapter Twelve
- ch. Thirteen Management and Conservation of Tassel-Eared Squirrels
- Introduction
- Basal Area and Tree Density
- Landscape Models
- Forest Restoration
- Timber Harvest and Management Considerations
- Ecological Considerations in Management.
- Conservation
- Management Conclusions
- Future Research
- References for Chapter Thirteen.