Box labelled '23': Courtship and bird behaviour, and general - pied wagtails, robin, Loddigesia mirabilis, mandarin drake, great skua (painted), spur-winged lapwings, green [versus] pied woodpeckers, crested screamer, peacock pheasant, garden warbler, prairie hen, great blue heron, Podiceps cristatus x2, cole tit, Cosmetornis vex[illarius], chaffinch, sun-bittern, kagu x2, gannets x2, great crested grebe x2, bower bird, ypecaha rails, great plover, raven, stock doves, various diving ducks, rooks, oyster catchers, hedge sparrow, American night jar (sketch), ostrich, bird of paradise, Amherst pheasant, herring gulls, peacock, golden eye, lyre bird, pied longtail, jacanas, cuckoos, sky-larks, turtle doves, Layson albatross, red-crested and common pochard, godwit, great bustard, Calidris temminckii, and various other birds and various animals.

Description of contents taken from list found in MS. 14985/8.