[*] 173.13. alces: this name is undoubtedly elks, but the description is widely unlike and quite unrecognizable. [*] 173.15.
crura … habent: the same story is told by Pliny, H. N. viii. 16, 39. [*] 173.17.
si … conciderunt: cf. 172 3 and note. By what tense should this perfect be rendered? The same construction occurs below in l. 20, cum est animadversum, and in l. 23, cum reclinaverunt. [*] 173.21.
omnes: with arbores. [*] 173.22.
ab radicibus, at the roots.—accīdunt, cut into.—tantum ut, etc.: lit. so far that the perfect appearance of them standing is left; translate, so that to all appearances they are standing firmly.