Monografía de Los Mamíferos de Yucatán

From the first crude stone tools used by man two-and-a-half million years ago up to the early medieval period, this eye-opening journey through human innovations draws on modern science and the latest research to explore some of history's most fascinating inventions. Beginning with the basic technologies of stone and fire, bone and wood, the survey moves on to answer such fundamental questions as How and where did agriculture evolve? and How did Romans and others heat and plumb their dwellings? This unique guide to some of humanity's most remarkable inventions is a testimony to the brilliant...

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Las fiestas de toros, desde su origen, han sido un espectáculo polémico que ha despertado grandes pasiones a favor y en contra. Papas, teólogos, monarcas y ministros intentaron prohibir las fiestas de toros en diversas ocasiones y por distintos motivos: desde las razones de orden moral y humanista alegadas en las bulas pontificias del siglo XVI, los argumentos utilitaristas, económicos y laborales planteados en la España de la Ilustración, hasta las denuncias sociales, políticas y animalistas de las últimas centurias. El objetivo de este trabajo es mostrar los principales hitos...

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