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Kontserbazioa (35)

Ekologia (30)

Botanika (12)

Zoologia (698)

Lynch W . 2007 . Owls of the United States and Canada. A Complete Guide to Their Biology and Behaviour . The Johs Hopkin University Press . Show Details
MacColl ADC, Hatchwell BJ . 2002 . Temporal variation in fitness payoffs promotes cooperative breeding in long-tailed tits Aegithalos caudatus . American naturalist , 160 : 186–194 Show Details
Macdonald D., Barrett P. . 1993 . Collins Field Guide: Mammals of Britain and Europe . HarperCollins Publishers . London Show Details
MacDonald DW, Barrett P . 1993 . Mammals of Europe . Princeton University Press . New Jersey Show Details
Macdonald DW . 2001 . The New Encyclopedia of Mammals . Oxford University Press . Oxford Show Details
Macdonald DW & Tattersall, F. T. . 2001 . Britain's mammals- the challenge for conservation . The Wildlife Conservation research Unit , Oxford University : Show Details
Madge S, Burn H . 1994 . Crows and jays: a guide to the crows, jays and magpies of the world . A&C Black . Show Details
Madroño A, González C, Atienza JC . 2004 . Libro Rojo de las Aves de España . Dirección General para la Biodiversidad & SEO/BirdLife . Madrid Show Details
Madureira M.L. . 1982 . New data on the taxonomy of portuguese Pitymys . Arq.Mus. Bocage Ser. A , I : 341-368 Show Details
Malkmus R . 1995 . Die amphibien und reptilien Portugals, Madeiras und der Azoren . Westarp Wiss . Magdeburg Show Details
Malkmus, R . 2004 . Amphibians and Reptiles of Portugal, Madeira and the Azores-Archipielago . A.R.G. Gantner Verlag K.G . Ruggell Show Details
Malo JE, Jiménez B, Suarez F . 2000 . Herbivore dunging and endozoochorous seed deposition in a Mediterranean dehesa . Journal of Range Management , 53(3) : 322-328 Show Details
Malo JE, Suarez F . 1995 . erbivorous mammals as seed dispersers in a Mediterranean dehesa . Oecologia , 104(2) : 246-255 Show Details
Manzi R, Pavan G, Frugis S . 1988 . Variation in the song of Cetti's Warbler (Cettia cetti Temm.): a preliminary study . Italian Journal of Zoology , 22 : 287-298 Show Details
Marks JS, Evans DL, Holt DW . 2013 . Long-eared Owl (Asio otus), The Birds of North America Online . Cornell Lab of Ornithology . Ithaca Show Details
Martí R, del Moral JC . 2003 . Atlas de las aves reproductoras de España . Dirección General de Conservación de la Naturaleza-Sociedad Española de Ornitología . Madrid Show Details
Martín, J., López, P . 1996 . Avian predation on a large lizard (Lacerta lepida) found at low population densities in Mediterranean habitats: An análisis of bird diets . Copeia , 3 : 722-726 Show Details
Martínez J. E., Sánchez M. A., Carmona D., Sánchez J. A. . 1994 . Régime alimentaire de l’aigle de Bonelli (Hieraaetus fasciatus) durant le période de l’elevage des jeunes (Murcia, Espagne) . Alauda , 62 : 53-58 Show Details
Martínez-Rica J.P. . 1979 . Los reptiles del alto Aragón . Publicaciones del Centro Pirenaico de Biología Experimental , 10 : 49-102 Show Details
Martínez-Rica J.P. . 1983 . Atlas herpetológico del Pirineo . Munibe , 35 : 51-80 Show Details

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