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The Wallace line or Wallace's line is a faunal boundary line drawn in 1859 by the British naturalist Alfred Russel Wallace and named by the English biologist T.H. Huxley. It separates the biogeographical realms of Asia and ' Wallacea ', a transitional zone between Asia and Australia formerly also called the Malay Archipelago and the Indo ...
The usual line taken to divide Africa from Asia today is at the Isthmus of Suez, the narrowest gap between the Mediterranean Sea and the Gulf of Suez, the route today followed by the Suez Canal. This makes the Sinai Peninsula geographically Asian, and Egypt a transcontinental country. Less than 2% of the Egyptian population live on the Sinai ...
The northern boundary of this zone is known as the Wallace Line. Indomalaya: 7.5 2.9 The Indian subcontinent, Southeast Asia, southern China and most of the Greater Sunda Islands. Oceania: 1.0 0.39 Polynesia (except New Zealand), Micronesia, and the Fijian Islands. Antarctic: 0.3 0.12
Davis rounded Greenland before dividing his four ships into separate expeditions to search for a passage westward. Though he was unable to pass through the icy Arctic waters, he reported to his sponsors that the passage they sought is "a matter nothing doubtfull [ sic ]," [ citation needed ] and secured support for two additional expeditions ...
Alfred Russel Wallace (8 January 1823 – 7 November 1913) was an English [1] [2] [3] naturalist, explorer, geographer, anthropologist, biologist and illustrator. [4] He independently conceived the theory of evolution through natural selection; his 1858 paper on the subject was published that year alongside extracts from Charles Darwin's earlier writings on the topic.
A strange invisible line has always run through Indonesia, and now, scientists finally know why. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 ...
The Malay Archipelago is a book by the English naturalist Alfred Russel Wallace which chronicles his scientific exploration, during the eight-year period 1854 to 1862, of the southern portion of the Malay Archipelago including Malaysia, Singapore, the islands of Indonesia, then known as the Dutch East Indies, and the island of New Guinea.
Wallacea is defined as the series of islands stretching between the two continental shelves of Sunda and Sahul, but excluding the Philippines.Its eastern border (separating Wallacea from Sahul) is represented by a zoogeographical boundary known as Lydekker's Line, while the Wallace Line (separating Wallacea from Sunda) defines its western border.