I have seen them prowling suggestively along brooks just prior to beaver-dam building operations there, and circumstantial evidence would credit them with making preliminary surveys.
(circumstantial evidence; would credit; them; with making preliminary surveys) (I; have seen; them prowling suggestively along brooks just prior to beaver-dam building operations there) Context(I have seen,List([0, 11))):(them; prowling just prior there; L:suggestively)
I have seen,List([0, 11))
circumstantial evidence I them
would credit have seen prowling just prior there
them with making preliminary surveys
them prowling suggestively along brooks just prior to beaver-dam building operations there
L:suggestively