The Crytogamic Carpet --Mosses in Seattle. Moss Ecology. Though humble in size, mosses play significant roles in nature. Chiefly, they are plants which thrive in those habitats where more complex, larger plants are unable to grow, such as on our roofs and in the cracks of our streets.hen you find a fallen limb from such a tree, you will probably find this moss if any at all are present --the habitat is too dry for other species. Lichens can tolerate the conditions where we find Orthotrichum, as can one other common moss, Dicranoweisia cirrata.
Fleas on dogs and cats! These small dark brown insects prefer temperatures of 65-80 degrees and humidity levels of 75-85 percent -- so for some areas of the country they are more than just a summer problem. Dogs and cats often get infested with fleas through contact with other animals or contact with fleas in the environment. The strong back legs of this insect enable it to jump from host to host or from the environment onto the host.
Pets who suffer from flea allergy dermatitis are so sensitive that just one or two flea bites can cause them to chew on themselves constantly, and wonât stop even when their skin has become raw. You donât have to have an infestation of fleas for your pet to be miserable. Itâs not the flea bite itself that drives a dog or cat crazy, itâs the saliva of the flea that causes all the itching. Flea bite allergies are the most common type of allergy found in cats and dogs.