Difference Between A Marsh, A Swamp, A Bog, And A Fen. In A Nutshell. The worldâs wetlands are ecosystems in themselves, and are defined by the flora and fauna they support. Marshes are nutrient-rich wetlands that support a variety of reeds and grasses, while swamps are defined by their ability to support woody plants and trees. Bogs are characterized by their poor soil and high peat content, while fens have less peat and more plant life than a bog.
Many adult Labradors will sleep for well over half of every 24 hours, and puppies under four months old may sleep as much as 20 hours a day.
Sleep study results are generally available within 1 to 2 weeks. A sleep medicine specialist, family medicine doctor, internist, or pulmonologist can review your results at a follow-up visit. The sleep lab technician will not be able to review the results of the study with you.