Note 153 — Chapter XIV

On the peregrine falcon see Thompson, ‘Nat. Hist. of Ireland: Birds,’ vol. i. 1849, p. 39. On owls, sparrows, and partridges, see White, 'Nat. Hist. of Selborne,’ edit. of 1825, vol. i. p. 139. On the Phœnicura, see Loudon’s ‘Mag. of Nat. Hist.’ vol. vii. 1834, p. 245. Brehm, 'Thierleben,’ B. iv. s. 991) also alludes to cases of birds thrice mated during same day.