Why does a birth control pill cause hair loss? The answer to this is oestrogen: oestrogen is one of two female hormones and is responsible for secondary sexual characteristics as well as regulation of the monthly menstrual cycle.
White water lilies are a typical marsh plant in European areas of deeper water. Many kinds of birds nest in marshes; this one is a yellow-headed blackbird. Marshes provide a habitat for many species of plants, animals, and insects that have adapted to living in flooded conditions.
Atchafalaya delta, Louisiana. [ larger version ]. The swamps and marshes of coastal Louisiana are among the Nation's most fragile and valuable wetlands, vital not only to recreational and agricultural interests but also the State's more than $1 billion per year seafood industry.he State's wetlands extend as much as 130 kilometers inland and along the coast for about 300 kilometers. Not all the wetlands are receding; in fact some wetlands are stable, and others are growing. But, at the present net rate of wetlands loss, Louisiana will have lost this crucial habitat in about 200 years.