Ecological physiology of daily torpor and hibernation / Fritz Geiser.

Format:

Book

Author/Creator:

Geiser, Fritz, author.

Series:

Fascinating life sciences.

Fascinating Life Sciences

Language:

English

Subjects (All):

Mammals--Hibernation.

Mammals.

Birds--Hibernation.

Birds.

Mammals--Physiology.

Physical Description:

1 online resource (326 pages)

Edition:

1st ed.

Place of Publication:

Cham, Switzerland : Springer, [2021]

Summary:

This book provides an in-depth overview on the functional ecology of daily torpor and hibernation in endothermic mammals and birds.The reader is well introduced to the physiology and thermal energetics of endothermy and underlying different types of torpor.

Contents:

Intro

Preface

Contents

About the Author

Chapter 1: Introduction, Background and Definitions

Definitions

Chapter 2: Quantifying Torpor

Trap and Recapture

Torpor Use

Sawdust Method and Activity Sensors

Infrared Thermometers

Thermocouples and Thermistors

Respirometry

Torpor Induction and the Time to Steady-State Torpor

External Thermal Sensors

Temperature-Sensitive Radio Transmitters, Data Loggers and Heart Rate Transmitters/Loggers

Transmitter and Logger Size

Transponders

Thermal Cameras

Chapter 3: Diversity and Geography of Torpor and Heterothermy

Ectotherms

Torpor in Endotherms

Birds

Landfowl, Galliformes

Nightjars and Relatives, Caprimulgiformes

Swifts, Apodiformes

Hummingbirds, Trochiliformes

Cuckoos, Cuculiformes

Pigeons, Columbiformes

Raptors, Ciconiiformes

Penguins, Sphenisciformes

Petrels, Procellariformes

Owls, Strigiformes

Mouse Birds, Coliiformes

Kingfishers, Coraciiformes

Songbirds, Passeriformes

Mammals

Egg-laying mammals, Monotremata

Pouched Mammals, Marsupialia

Opossums, Didelphimorphia

Shrew Opossums, Paucituberculata

Monito del Monte, Microbiotheria

Insectivorous/Carnivorous Marsupials, Dasyuromorphia

Marsupial Moles, Notoryctemorphia

Possums, Diprotodontia

Placental Mammals, Placentalia

Afrotheria

Tenrecs and Golden Moles, Afrosoricida

Elephant Shrews, Macroscelidea

Aardvark, Tubulidentata

Xenarthra

Armadillos, Cingulata

Sloths and Anteaters, Pilosa

Insectivores, Lipotyphla

Bats, Chiroptera

Pangolins, Pholidota

Carnivora

Primates

Rodents, Rodentia

Squirrels, Sciuridae

Dormice, Gliridae

Pocket Mice and Kangaroo Mice, Heteromyidae

Jerboas, Jumping Mice, Birch Mice, Dipodidae

Hamsters, Cricetidae

Fat and Pouched Mice, Nesomyidae

Mice, Muridae.

Mole Rat, Heterocephalidae

Heterothermy in Large Mammals and Birds

Hibernating Humans?

How many heterothermic Species are there and why do Patterns of Torpor differ among Taxa?

Chapter 4: Patterns and Expression of Torpor

Patterns of Torpor

Hibernation

Daily Torpor

Two Patterns of Torpor or a Continuum of Variables?

Are Short Torpor Bouts in Hibernators Daily Torpor?

Aestivation

Torpor Expression in Response to Food and Water Availability

Spontaneous torpor (Food ad libitum)

Overabundant Food

Induced Daily Torpor (Food Restricted)

Unpredictable Food Availability

Water Conservation and Restriction and Torpor Use

Chapter 5: Physiology and Thermal Biology

Cooling and Rewarming

Thermoregulation During Torpor

The Range of Body Temperatures During Torpor and the Effect of Body Mass

Metabolic Rate and its Reduction during Torpor

Evidence for Inactivation of Normothermic Thermoregulation at Torpor Entry

Evidence for the Temperature Effect on MR during Torpor

Evidence for physiological inhibition

Evidence for the Effect of the Tb-Ta Differential on TMR

Evidence for the Influence of Thermal Conductance on TMR

Effects of Body Mass on Metabolism

Torpor Entry

Steady-State Torpor

Torpor Versus Hypothermia

Heart Function

Breathing Patterns

The Duration of Torpor Bouts

Effects of Temperature on Torpor Bout Duration

Why Do Animals Arouse from Torpor?

Chapter 6: Seasonality of Daily Torpor and Hibernation

Preparation for the Torpor Season

Hibernacula and Torpor Sites

Body Mass, Fattening and Food Storage

Hibernators

Daily Heterotherms

Fat Tails

Ghrelin and Leptin

Seasonal Control of Torpor

Seasonal Occurrence of Torpor

Yearlong Hibernation

Hibernation from Summer to Spring

Hibernation from Autumn to Summer.

Hibernation from Autumn to Spring

Hibernation from Autumn to Winter

Hibernation from Winter to Spring

Hibernation in Winter

Hibernation in Spring

Hibernation in the Cold Season and Short Bouts of Torpor in the Warm Season

Yearlong Daily Torpor

Seasonal Daily Torpor

More Pronounced Torpor in Summer than in Winter

Seasonal Change in Torpor Expression and Torpor Patterns

Chapter 7: Ecological and Behavioural Aspects of Torpor

Torpor and Geographic Distribution of Heterothermic Endotherms

Intraspecific Comparisons of Geographic Differences in Torpor Patterns

Torpor Use and Migration

Torpor and Locomotion

Passive Rewarming from Torpor

Interactions Between Torpor Use and Huddling Behaviour

Temperature Selection and Torpor Use

Torpor Use in Relation to Fires

Torpor Use and Survival of Droughts

Torpor Use and Survival of Floods

Torpor Use in Response to Storms

Torpor Use and Inter-Specific Competition

Torpor Use and Fasting Endurance

Life Span

Torpor and Mammalian Extinctions

The Advantages and Disadvantages of Torpor Use

8: Torpor During Reproduction and Development

Reproduction

Monotremes

Marsupials

Placentals

Afrosoricida

Xenarthra (Sloths)

Lipotyphla, Insectivores

Bats

Carnivora (Bears and Badgers)

Primates (Lemurs)

Rodents

Why is Torpor used during Reproduction?

Development

The Limited Data on Torpor During Reproduction and Development

Chapter 9: Dietary Lipids, Thermoregulation and Torpor Expression

Endotherms

Dietary Lipids and Hibernation in Captive Mammals

Field Studies

Effects of Dietary Lipids on the Physiology of Daily Heterotherms

Dietary Lipids, Thermal Physiology and their Implications.

Chapter 10: Evolution of Endothermy and Torpor

The Link Between the Evolution of Endothermy and Heterothermy

The Role of Heterothermy at the K-Pg Boundary

Chapter 11: Concluding Remarks

Diversity

Function

Ecology

Appendix 1 Glossary

Acclimation

Acclimatisation

Ectotherm

Endotherm

Eutherm or Normotherm

Heterothermic Endotherm

Hibernation or Multiday Torpor

Homeotherm

Hypometabolism

Hypothermia

Metabolic Rate

Poikilotherm

Torpor

Appendix 2. International Hibernation Symposia

References

Index.

Notes:

Description based on print version record.

Description based on publisher supplied metadata and other sources.

ISBN:

3-030-75525-8

OCLC:

1265345855