Feather by exposure to emulsifying agents due to human pollution. Feathers can then become waterlogged, causing the bird to sink. It is also very difficult to clean and rescue birds whose feathers have been fouled by oil spills. The feathers of cormorants soak up water and help to reduce buoyancy, thereby allowing the birds to swim submerged. Bristles are stiff, tapering feathers with a large rachis but few barbs. Rictal bristles are found around the eyes and bill. They may serve a similar purpose to eyelashes and vibrissae in mammals. Although there is as yet no clear evidence, it has been
Calamus, Iowa Calamus Consolidated School was burned at a ceremony in the school auditorium. In 1950, six rooms and a large gymnasium were added at a cost of $125,000. In 1964, another six rooms were added at a cost of $196,000. The vote on the bond issue for the construction of this addition carried by 92.8%, an all-time high in the state of Iowa. Calamus has not had many home printed newspapers. The first paper that was issued in Calamus was established by H. L. Barter and was called the "Free Press." After some time, F. L. Sunderlin, later of the Delmar