ocr: DDecilnous horests Everywhere, these habitats are rich with bird song. Learn to distinguish them. This is one of the most abundant habitats for bird song, with many small birds on the branches and in the canopies. You can learn to identify the 56 species in this topic by their Photos and Songs. Try using Incremental Learning and Subsets to help you cope with the birds in this topic. When you work with the topic in Challenge Mode, try setting the List Preference to the Americon Ornithologists' Union species order, rather than to alphabetical order, SO that birds in the same families are grouped ...