Note 3003 — BOOK X. THE NATURAL HISTORY OF BIRDS.

As there may be different opinions on the meaning of the various parts of this passage, it is as well to transcribe it for the benefit of the reader, the more especially as, contrary to his usual practice, Pliny is here in a particularly discursive mood. “Nunc continuo spiritu trahitur in longum, nunc variatur inflexo, nunc distinguitur conciso, copulatur intorto, promittitur revocato, infuscatur ex inopinato, interdum et secum ipse murmurat, plenus, gravis, acutus, creber, extentus; ubi visum est, vibrans, summus, medius, imus.”