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Hace 17 horas · While scientific literature disagrees about what constitutes megafauna, the term is generally used to describe animals weighing more than 50 kg. The term was first used by the English naturalist and explorer Alfred Russel Wallace in his 1876 book, The Geographical Distribution of Animals.
Hace 1 día · University of Essex. Pioneering AI-powered research on butterflies has probed the under-studied evolution of females and adds to a debate between the founding fathers of evolution. The University of Essex study – published in Communications Biology – explores a controversy between Victorian scientists Charles Darwin and Alfred Russel Wallace.
Hace 1 día · Benannt wurde diese Linie nach dem englischen Naturforscher Alfred Russel Wallace, der während seiner Reisen zwischen 1854 und 1862 festgestellt hat, dass bestimmte asiatische Säugetiere wie Elefanten, Tiger, Tapire und Orang-Utans sehr wohl auf Borneo, Java und Bali vorkommen (oder zumindest in historischer Zeit noch vorkamen), nicht aber auf Sulawesi, den Molukken und den kleinen Sundainseln.
Hace 1 día · The 19th century began on 1 January 1801 (represented by the Roman numerals MDCCCI), and ended on 31 December 1900 (MCM). It was characterized by vast social upheaval. Slavery was abolished in much of Europe and the Americas.The First Industrial Revolution, though it began in the late 18th century, expanded beyond its British homeland for the first time during the 19th century, particularly ...
Hace 1 día · En 1858, Charles Darwin y Alfred Russel Wallace exponen sus estudios sobre la evolución de las especies, de donde se derivan los principios de la teoría de la evolución por selección natural. Los presentan con una lectura ante la Sociedad Linneana de Londres (Reino Unido).
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