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.
Best Answer: It depends on the size of the lab and the storage space they have available to them. Most of your major clinical labs out there (labCorp, Quest, etc.) will keep urine samples about 2 weeks (14 days). After that they are dumped into the Biohazard bins to make room for the new samples.