
Fertility in animals directly reflects access to scarce resources, such as food and territory. In humans, the situation is more complex. Patterns of breast feeding, contraception and ideas about age of marriage and desired family size all affect fertility. This book explores...

Fertility in animals reflects access to scarce resources, such as food and territory. In humans the situation is more complex. Patterns of breast feeding, contraception and ideas about age at marriage and desired family size all affect fertility. The relation between these and...