| Page vii ([LoI]): | Great Skuas: ... 100 |
| Originally: | Great Skuas: ... 101 |
| Page vii ([LoI]): | On a Guillemot Ledge |
| Originally: | On a Guillemot-ledge |
| Page vii ([LoI]): | In a Sand-Pit ... 328 |
| Originally: | In a Sand-Pit ... 329 |
| Page [12]: | même jeu |
| Originally: | meme jeu |
| Facing page 12 [(caption)]: | Dancing of Great Plovers in Autumn |
| Originally: | Autumn "Dancings" of the Great Plover |
| Page [18]: | of Cervantes' creation |
| Originally: | of Cervante's creation |
| Page [25]: | il faut rendre à cela |
| Originally: | il faut rendre a cela |
| Page 29 ([caption]): | Master and Pupil: Hooded-Crow flying with Peewits |
| Originally: | Master and Pupil |
| Page [46]: | sans cérémonie |
| Originally: | sans ceremonie |
| Page [50]: | à deux |
| Originally: | a deux |
| Page [51]: | is fairly over. In full flight, |
| Originally: | is fairly over. "In full flight, |
| Page [54]: | creaky, see-sawey note |
| Originally: | creaky, sea-sawey note |
| Page [88]: | or, at any rate, a something |
| Originally: | or, at anyrate, a something |
| Page [89]: | à trois |
| Originally: | a trois |
| Page [99]: | vis-à-vis |
| Originally: | vis-a-vis |
| Facing page 100 ([caption]): | Great Skuas: Nuptial Flight and Pose |
| Originally: | Great Skuas: a nuptial pose |
| Page [105]: | and acts in the same way on the next occasion |
| Originally: | and acts in the some way on the next occasion |
| Page [110]: | en évidence |
| Originally: | en evidence |
| Page [122]: | when thus aerially delivered |
| Originally: | when thus aerialy delivered |
| Page [127]: | gulls, but occasionally the great skua also, this last, |
| Originally: | gulls, but ocasionally the great skua also, this last, |
| Page [140]: | may be called conspicuous, at any rate |
| Originally: | may be called conspicuous, at anyrate |
| Page [147]: | Que diable allait-il faire dans cette galere? |
| Originally: | Que diable allait il faire dans cette galere? |
| Page 150 ([caption]): | Habet! Great-Crested Grebe Attacked by Another Under Water. |
| Originally: | Crested Grebe |
| Page [161]: | became in some degree truly aquatic, |
| Originally: | became in some degree truly acquatic, |
| Page [172]: | vis-à-vis |
| Originally: | vis-a-vis |
| Page [176]: | gargoyle-like |
| Originally: | gargoil-like |
| Page [211]: | sauve-qui-peut |
| Originally: | sauve qui peut |
| Page [227]: | sauve-qui-peut |
| Originally: | sauve qui peut |
| Page 254 ([caption]): | Fairy Artillery: Willow-Warbler Pecking Catkins in Flight. |
| Originally: | Fairy Artillery |
| Page 283 ([footnote 21]): | Je m'en doute |
| Originally: | Je me'en doute |
| Page [313]: | Vergessene Träume erwachen |
| Originally: | Vergessene Traüme erwachen |
| Page [331]: | en état |
| Originally: | en etat |
In the index, page numbers were missing on the following entries and were supplied by the transcriber:
- Under [Robin],
- an example of sexual selection acting in two directions 318
- Under [Thought-transference],
- may be, in some ways, superior to speech 223
- Under [Wheatear],
- conduct of rival males similar to that of nightingales 308