Читать книгу British Seals - H. R. Hewer - Страница 6
CONTENTS
Оглавление2. The grey seal – introductory
3. The grey seal – age determination, longevity and maturity
4. The grey seal – reproduction
5. The grey seal – annual moult and spring behaviour
6. The grey seal – feeding and food; pre-breeding assemblages
7. The grey seal – the breeding rookery: cow and pup
8. The grey seal – the breeding rookery: bulls, territory and mating
9. The grey seal – moulters, dispersal, marking experiments and later movements
10. The grey seal – population dynamics, mortality and pregnancy rates
11. The common seal – introductory
12. The common seal – reproduction, pup, moulting, food and numbers
13. Other species of pinnipede
14. Conservation of British seals
APPENDICES: A Classification of Pinnipedia
B Breeding rookeries of grey seals
C Life-tables for grey seal cows and bulls
D Farne Island seal counts, 1956–1968
E Research and world conservation of seals
FOOTNOTES
ABOUT THE PUBLISHER