Adult fleas cannot survive or lay eggs without a blood meal, but may hibernate from two months to one year without feeding. There is often a desperate need for flea control after a family has returned from a long vacation. The house has been empty with no cat or dog around for fleas to feed on.
A landform is a natural feature of the Earth's surface. Landforms together make up a given terrain, and their arrangement on the landscape or the study of same is known as topography.ypical landforms include hills, mountains, plateaus, canyons, valleys, as well as shoreline features such as bays, peninsulas, and seas, including submerged features such as mid-ocean ridges, volcanoes, and the great ocean basins.
As a result of these processes affecting the coastline, a number of landforms are created. We can categorize the landforms into two categories: features of erosion and features of deposition. Features of erosion include cliffs, notches, wave-cut platforms, stacks and headlands and bays, caves, arches.While features of deposition include beaches, spits, tombolos, bars, etc.e can categorize the landforms into two categories: features of erosion and features of deposition. Features of erosion include cliffs, notches, wave-cut platforms, stacks and headlands and bays, caves, arches.