Diet. Ruffed Grouse forage on the ground and in shrubs and trees. They are omnivores, although they feed mostly on plant material. In the winter, they eat the buds of deciduous trees, especially in areas where it snows.
Advanced Placement and International Baccalaureate courses are the most challenging assignments in most U.S. high schools. The AP exams, written and graded by outside experts including college faculty, are usually three hours long and contain several essay questions. They are much tougher than typical high school course finals.
From the college: Students obtaining an AP exam score of 3 or above will be awarded the aligned course(s) and credits for the AP exam area(s) successfully completed. Additional courses or credits may be available when a score of 4 or 5 is obtained.