Reversing any two dimensionswill describe a completely different unit. Using the sameexample stated as 4x8x16 would indicate a unit 4 inches wideand 8 inches high (not 8 inches wide and 4 inches high).
Many water fleas swimming together. The water flea is a microscopic crustacean (around .2-5 mm long) that lives in lakes, ponds, swamps, and streams. The most common kind of water flea is the Daphnia. This little, translucent insect is named for the way it swims.
Set a trap. You can trap fleas by placing a dish of soapy water under a night light near where your pet sleeps. Fleas are attracted to warm light and will drown in the soapy water. This works for adult fleas only, but with diligence, can be effective reducing the flea population.