Saw two gray squirrels coursing over the trees on the Rock Island . . .

  P.M.—To Second Division Brook. The white pine wood, freshly cut, piled by the side of the Charles Miles road, is agreeable to walk beside . . . C. [William Ellery Channing] declares that Miss Ripley spent one whole season studying the lichens on a stick of wood they were about to put on the fire . . . I tied a string round what I take to be the Alnus incana, two or three rods this side of Jenny’s Road, on T. Wheeler’s ditch . . . A yellow lily bud already yellow at the Tortoise Ditch, Nut Meadow. Those little holes in sandy fields and on the sides of hills, which I see so numerously as soon as the snow is off and the frost out of the ground, are probably made by the skunk in search of bugs and worms, as Rice says.