61 UPTON, MAINE 1874 July 28 - Got out of sight of the house. Passed most of the day sitting on the piazza and shot 2 second plumage Hir.lunifrons and a Pi- cus pubescens with the whole top of head red. Leuman Sargent informs me that he once took a pair of young Haliaetus leucoce- phalus from the nest and kept them alive: until the third year they changed but little, then the head and tail both showed a little white: the fourth year both assumed their perfect plum- age. July 28. Spruce grouse and young. Cloudy: rained all P.M. In forenoon took a turn through "the savins" with my Jones gun and shot 9 young birds, the best D.tigrina ♀, H.peregrina ♂, Reg. satrapa, Zon.albicollis and Tetrao canadensis. While pushing my way through the ferns I found a brood of young Tetrao cana- densis which were about as large as quail. They rose with a whirring to the tops of the low firs where they sat gazing at me at me uttering occasionally a low whistling note. The mother of the brood lit also on a fir near by and called continually Kruck, kruck, krrrkruck to her young. Approaching her slowly I actually got near enough to push her off the bough with the muzzle of my gun, when she flew rapidly with loud whirring to another small tree and allowed me to approach quite as near again. Going off a few yards she began to call again loudly and the young birds answering she took wing and alighted among them. In flight and general attitude I noticed nothing widely different from B.umbellus, and the young were at a little distance sur- prisingly like those of that bird at the same age. Most of the