Nature13 天
Gestation Period and Neonatal Weight of the Hyrax
Ellerman, J. R., and Morrison-Scott, T. C. S., Checklist of Palaearctic and Indian Mammals, 1758–1946 (Brit. Mus. (Nat. Hist.), London, 1951).
BirdGuides15 天
Rare Western Palearctic birds: Verreaux's Eagle
Benedict Macdonald discusses the status of the enigmatic Verreaux's Eagle in the Western Palearctic, summarising recent ...