Leach's Systematic catalogue of the specimens of the indigenous mammalia and birds in the British Museum - Salvin, Osbert, 1835 -1898 ([Printed by R. and A. Taylor], 1882)

Leaves from the note book of a naturalist - Broderip, William John, 1789 -1859 (E. Littell & co, 1852)

Leaves from the note book of a naturalist - Broderip, William John, 1789 -1859 (John W. Parker, 1852)

Leaves from the note book of a naturalist - Broderip, William John, 1789 -1859 (J.W. Parker and Son, 1852)

Lebensbilder aus der Tierwelt - Meerwarth, Hermann, 1870 - (Voigtländer, 1908)

Lehrbuch der Naturgeschichte - Burmeister, Hermann, 1807 -1892 (Anton und Gelbecke, 1830)

Lehrbuch der vergleichenden Anatomie der Wirbellosen Thiere - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Veit, 1846)

Lehrbuch der vergleichenden Anatomie der wirbellosen Thiere - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Verlag von Veit & Comp, 1848)

Lehrbuch der vergleichenden mikroskopischen Anatomie der Wirbeltiere - Royal College of Physicians of Edinburgh. (G. Fischer, 1914)

Lehrbuch der vergleichenden mikroskopischen Anatomie der Wirbeltiere - Oppel, Albert, 1863 -1915 (Fischer, 1896)

Leitfaden zum Bestimmen der Vögel Mittel-Europas, ihrer Jugendkleider und ihrer Nester, nach leicht und sicher erkennbaren Merkmalen - Dahl, Friedrich, 1856 -1929 (Verlag von Gebrüder Borntraeger, 1912)

Le Léman : monographie limnologique - Forel, F. A. (François Alphonse), 1841 -1912 (F. Rouge, 1904)

A List of birds' eggs in the collection of Mr. William Stoate, Wembdon, Bridgewater - Stoate, William. (1880)

A List of British birds - British Ornithologists' Union (John Van Voorst, 1883)

A List of British birds - British Ornithologists' Union (British Ornithologists' Union, 1915)

A list of British birds ... - Ogilvie-Grant, W. R. (William Robert), 1863 -1924 (1910)

A list of British birds - Saunders, Howard, 1835 -1907 (Gurney & Jackson, 1887)

A list of British birds - British Ornithologists' Union (British ornithologists' union, 1915)

A list of British birds - British Ornithologists' Union (J. van Voorst, 1883)

A list of British birds. The genera arranged according to Sundevall's method. The nomenclature - Wharton, Henry Thornton, 1846 -1895 (J. Van Voorst, 1877)

A list of British birds, with, as an appendix, the "Graduates list" for labelling eggs - Marsden, Herbert W. (1881)

A list of European birds : including all species found in the western palaearctic region : the nomenclature carefully revised - Dresser, H. E. (Henry Eeles), 1838 -1915 (H.E. Dresser, 1881)

A list of European birds, including all species found in the western palaearctic region - Dresser, H. E. (Henry Eeles), 1838 -1915 (The Author, 1881)

A list of European birds, including all those found in the western palaearctic area - Noble, Heatley. (R.H. Porter, 1898)

List of the animals in the gardens of the Zoological Society : with notices respecting them : May, 1837 - Zoological Society of London. (Printed by Richard and John E. Taylor, 1837)

List of the animals in the gardens of the Zoological Society : with notices respecting them, and a plan of the gardens, showing the buildings and enclosures in which the animals are kept : June 1833 - Zoological Society of London. (Printed by Richard Taylor, 1833)

List of the birds of India - Hume, Allan Octavian, 1829 -1912 (1879)

List of the specimens of birds in the collection of the British Museum - Gray, George Robert, 1808 -1872 (printed by the order of the Trustees, 1844)

List of the specimens of birds in the collection of the British Museum - Gray, George Robert, 1808 -1872 (printed by the order of the Trustees, 1848)

List of the specimens of British animals in the collection of the British Museum - Gray, John Edward, 1800 -1875 (Printed by order of the Trustees, 1850)

List of the specimens of British animals in the collection of the British Museum - Gray, John Edward, 1800 -1875 (Printed by order of the Trustees, 1852)

List of the vertebrated animals living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1862)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society by Longmans, Green, Reader, and Dyer, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (printed for the Society, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1879)

List of the vertebrated animals now or lately living in the gardens of the Zoological society of London - Sclater, Philip Lutley, 1829 -1913 (The Society, 1877)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (Printed for the Society, and sold ... Longmans, Green, Reader, and Dyer, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1896)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (Printed for the Society, 1896)

List of vertebrated animals living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1866)

List of vertebrated animals living in the gardens of the Zoological Society of London - London Zoo (London, England) (The Society, 1865)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1971)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1980)

Livre rouge des espèces menacées en France Tome 1 Vertébrés - Beaufort, François de, 1936 -1995 (1983)

London Bird Report - London Natural History Society. (1991)

London Bird Report - London Natural History Society. (1994)

London Bird Report - London Natural History Society. (1993)

London Bird Report - London Natural History Society. (1995)

London Bird Report - London Natural History Society. (1996)

London Bird Report - London Natural History Society. (1997)

London Bird Report - London Natural History Society. (1998)

London Bird Report - London Natural History Society. (1999)

London Bird Report - London Natural History Society. (2000)

London Bird Report - London Natural History Society. (2001)

London Bird Report - London Natural History Society. (2002)

London Bird Report - London Natural History Society. (2004)

London Bird Report - London Natural History Society. (2005)

London Bird Report - London Natural History Society. (2006)

London Bird Report - London Natural History Society. (2007)

London Bird Report - London Natural History Society. (2008)

London Bird Report - London Natural History Society. (2009)

London Bird Report - London Natural History Society. (2010)

London Bird Report - London Natural History Society. (2011)

London Bird Report - London Natural History Society. (2012)

London Bird Report - London Natural History Society. (2013)

London Bird Report - London Natural History Society. (2014)

London Bird Report - London Natural History Society. (2015)

London Naturalist - London Natural History Society. (London Natural History Society, 1930)

Lord Lilford on birds - Thorburn, Archibald, 1860 -1935 (Hutchinson, 1903)

Lord Lilford on birds: being a collection of informal and unpublished writings by the late president of the British Ornithologists' Union. With contributed papers upon falconry and otter hunting, his favourite sports - Thorburn, Archibald, 1860 -1935 (Hutchinson, 1903)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1854)

Lu se de xi wang zhong guo de sheng wu quan bao hu qu - Zhongguo ren yu sheng wu quan guo jia wei yuan hui (ke xue pu ji chu ban she, 1998)

Lunds universitets års-skrift. Acta Universitatis Lundensis - Lunds universitet. (Universitetet, 1886)

MAB Biosphere Reserves: Site Descriptions, post compilation 5 (October 1990) - WCMC (UNESCO MAB Programme, 1992)

A madarak hasznáról és káráról - Herman, Ottó, 1835 -1914 ([Franklin-társulat nyomdája], 1901)

Magazin der Entomologie - Ahrens, August, 1779 -1841 (Joh. Chr. Hendel, 1818)

Magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl [etc.], 1836)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1834)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1837)

A magyar halászat könyve. A Kir. magyar természettudományi társulat megbizásából - Herman, Ottó, 1835 -1914 (Kiadja A.K.M. Termeszettudományi társulat, 1887)

Magyarország Madarai; hazai madárvilág megismerésének vezérfonala - Madarász, Gyula, 1858 -1931 (1899)

Magyarország madarai különös tekintettel gazdasági jelentöségökre. Irta Chernelházi Chernel István. Képekkel ellátta Nécsey István. Intézte Herman Ottó - Herman, Ottó, 1835 -1914 (1899)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1979)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1981)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1982)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1983)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1987)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1990)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1996)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1999)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 2001)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 2002)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 2006)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 2009)

Die Mallophagen mit besonderer Berücksichtigung der von Dr. Meyer gesammelten Arten - Taschenberg, Otto, 1854 -1922 (E. Blochmann, 1882)

Manual of British birds : including the essential characteristics of the orders, families, genera, and species - MacGillivray, William 1796 -1852 (Printed for Adam Scott, 1846)

A manual of British ornithology : being a short description of the birds of Great Britain and Ireland ... - MacGillivray, William 1796 -1852 (Scott, Webster, and Geary, 1842)

A manual of British vertebrate animals: or Descriptions of all the animals belonging to the classes, Mammalia, Aves, Reptilia, Amphibia, and Pisces, which have been hitherto observed in the British Islands: including the domesticated, naturalized, and extirpated species: the whole systematically arranged - Jenyns, Leonard, 1800 -1893 (Printed by J. Smith, sold by J. & J.J. Deighton; [etc., etc.], 1835)

A manual of palæarctic birds - Dresser, H. E. (Henry Eeles), 1838 -1915 (The author, 1902)

Manuale di ornitologia italiana; elenco descrittivo degli uccelli stazionari o di passaggio finora osservati in Italia - Arrigoni degli Oddi, Ettore, 1867 -1942 (U. Hoepli, 1904)

Manuel d'ornithologie domestique ou guide de l'amateur des oiseaux de volière - Lesson, R. P. (René Primevère), 1794 -1849 (Roret, 1834)

Manuel d'ornithologie, ou Tableau systématique des oiseaux qui se trouvent en Europe : précédé d'une analyse du système général d'ornithologie, et suivi d'une table alphabeétique des espèces - Temminck, C.J. (Coenraad Jacob), 1778 -1858 (G. Dufour [etc.], 1820)

Manuel d'ornithologie, ou Tableau systématique des oiseaux qui se trouvent en Europe; précédé d'une analyse du système général d'ornithologie, et suivi d'une table alphabeétique des espèces - Temminck, C.J. (Coenraad Jacob), 1778 -1858 (G. Dufour [etc.], 1820)

Manuel d'ornithologie, ou Tableau systématique des oiseaux qui se trouvent en Europe : précédé d'une analyse du système général d'ornithologie, et suivi d'une table alphabétique des espèces - Temminck, C.J. (Coenraad Jacob), 1778 -1858 (Chez Gabriel Dufour, 1820)

The Marine Mammal Commission compendium of selected treaties, international agreements, and other relevant documents on marine resources, wildlife, and the environment - U.S. Fish; Wildlife Service (The Commission, 1994)

Materialien zu einer Ornis Balcanica - Reiser, Othmar, 1861 -1936 (In Kommission bei C. Gerold's Sohn, 1905)

Materialien zu einer Ornis Balcanica - Reiser, Othmar, 1861 -1936 (In Kommission bei C. Gerold's Sohn, 1896)

Mémoires de l'Académie impériale des sciences de St. Pétersbourg. 5e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Académie impériale des sciences, 1812)

Mémoires de l'Académie impériale des sciences de St. Pétersbourg. 5e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Académie impériale des sciences, 1815)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1905)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1876)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1899)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1913)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1920)

Memórias do Instituto Oswaldo Cruz - Instituto Oswaldo Cruz (1914)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. 6e série Seconde partie Sciences naturelles - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) ([Académie impériale des sciences de St.-Pétersbourg], 1859)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1893)

Mémoires de la Société d'émulation du Doubs - Société d'émulation du Doubs. ([La Société])

Memoires de la Société de physique et d'histoire naturelle de Genève - Société de physique et d'histoire naturelle de Genève. (Georg [etc.], 1823)

Memoires de la Société (Royale) des sciences, de l'agriculture et des arts à Lille - Société des sciences de l'agriculture et des arts de Lille (Société (Royale) des sciences, de l'agriculture et des arts à Lille, 1829)