Manuscript that looks at the two species of swan found in America, the whistling and trumpeter swans. Both were found by Lewis and Clark. The author mentions that the swan song has long been associated with death and in comments that this can be applied to the trumpeter swan due to the decline in numbers of the bird.
Manuscript chronicling the failure of introducing two male swans to two female swans who had been companions for a few years. The author points out that partners should be introduced in the first two years of life as swans mate for life. After such a long period of association, the two birds became dependent upon each other for all types of companionship long before the males were introduced.