How Did Alfred Russel Wallace Contribute To Science

His first proposition was that the natural tendency for species to progress towards a high form. He also proposed the inheritance of acquired characteristics such as giraffes having longer necks because they reached for higher food. Generations of giraffes after had longer necks because of this evolutionary change. Next, Wallace gave his idea of Natural Selection saying the inherited trait variations, those that lead to increased survival will most likely be passed on to succeeding generations. The three concepts to this theory is variation, inheritance, and sexual selection. Darwin could not explain how the peacock survived evolution because in his eyes only the strongest survive, and the elaborate colors and big feathers of the peacock wouldn’t help survival. Sexual selection helped Darwin explain how the Peacock survived. The beautiful survive because the mates want them and they are the ones who reproduce and keep their genes going on. Other cause of evolutionary change are genetic drift, mutations, founder effects and genetic

Wallace had achieved many accomplishments through his life including, being a Texas Ranger, fighting in eight battles, and saving many lives along the frontier. He left a huge legacy on the Texas frontier by showing what bravery meant and helping the settlers colonize the wilds of Texas. He represents the Texas spirit by showing integrity and bravery to make the Texas frontiers a better place. While he`s not one of the hallmark names you hear everyday day he is a legend and while his story still goes unread he is the true meaning of a true Humble American Hero.

Alfred Wallace is a priceless historical figure in the scientific community, more so in his own time than today. Wallace’s life was full of unfortunate twists; from illnesses to shipwrecks he had been through it all. However, none of these twists is more unfortunate than how he is remembered by history, or rather, how his has been forgotten by it. Alfred Wallace was one of the first to construct the theory of Natural Selection and how it drives evolution only to be beaten to the punch by Charles Darwin, who is usually credited with the theory. That’s not all Wallace did though; he also drafted maps, collected new species in Malaysia and was quite popular in his own time for these discoveries. Yet despite his struggles and his accomplishments,

Death is an inevitable destination for living species. It is something everyone must face, accept, and even embrace. However, what if you are just waiting for death to come? Hooked up to countless machines, John Wallace wanted to speed up his process of dying. He is a 72-years-old man suffering from metastatic pancreatic cancer. Despite palliative chemotherapy, his cancer progressed. He suffers from jaundice, constipation, and takes high dose narcotics. The average life expectancy of advanced pancreatic cancer is only between 2 to 6 months (Cancer Research UK). The doctors’ current abilities gave Wallace no chance of survival: death is imminent. Wallace developed the desire to die with dignity and without suffering. He considers the possibilities

     Most accounts of Wallace have been passed down through the generations by word of mouth, making Wallace somewhat of a Scottish folk hero. Most accounts are merely tentative, and in part due to his success in instilling fear into the hearts of English writers and storytellers of the time, that they demonized him, his achievements, and his motives.

They have proposed the biological competition for survival with each other; through the mechanism of natural selection, organisms evolving ideas. However; Darwin believed that prompting biological evolution may have a number of mechanisms; natural selection is just one of them. Wallace not.

Charles Darwin and Alfred Russel Wallace two different people yet one same idea. Charles Robert Darwin was an english naturalist whose theory of evolution by natural selection is defined as the “foundation of modern evolutionary theories.” Darwin and Wallace both lived during the same period of time in the mid 1800’s and both studied natures theory of evolution. Let us get into the evolution of Mister Charles Darwin. Alfred Russel Wallace was another English naturalist who also came up with the idea of evolution by natural selection at about the same time as Darwin. Darwin began his bold discoveries after a voyage around the world in 1837 through 1839, where he spent around twenty years on his studies of his theories, in which he waited almost two decades to unleash his discoveries.

Alfred Wallace was one of the first to use the theory of evolution to conclude that the possibility of life on other planets is possible. For life to exist on other planets, there would have to be such perfect conditions to align again, those close to the conditions Earth had when life started. Whewell based his beliefs on astronomy and he believed that humans were unique in nature. Whewell also claimed that since the Earth was special, it was in the center of the universe, the perfect place to sustain life. Whewell claimed that the universe was in fact not infinite and the stars proved why. Wallace

Dates cannot be confirmed about the birth and the growing years of William Wallace. His family and background also remains quite unclear to historians. A rough sketch of his birth shows that he was born somewhere around 1270 in Elderslie in Renfrewshire which has again been reaffirmed as Ellerslie in Ayrshire in the recent times. He was born to a family of Scottish nobility. His family comprised of feudal landowners. Wallace himself was a minor member of the noble lords of Scotland. William went to the High School of Dundee to receive his formal education. It was in 1297 that a sealed letter, sent to the Hanse city of Lübeck, made his father Alan’s name appear on it. Wallace’s had his brothers Malcolm and John. According to another source,

Aldous Leonard Huxley was born on 26 of July in 1894, in Godalming, Surrey, England. His family was a part of English intellectual elite. Aldous’ grandfather was the

Charles Darwin and Alfred Wallace like so many of their predecessors made observations of natural phenomena that inspired proposals of how life on earth evolved, unlike others these men formed plausible explanations of how the changes in populations occurred without having any knowledge of Mendelian genetics which was presented in 1868, and provided the micro-mechanism for evolution that Darwin could never explain with his theory of Pangenesis. Rather, based solely on the observations each made over time observing different species of populations around the world, both men were able to pen the ideals that would serve as the foundation of the modern theory of evolution.

Alfred Russel Wallace (1823-1913) was a peer of Charles Darwin and Richard Owen. Nothing less than a self-taught man, Wallace was highly trained in many fields, especially business, politics and science. Despite all this his true love was the study of animals, and is known today as a naturalist. Wallace came from a financially unstable home, so at times proper education was out of reach, but his family valued learning and kept many books and maps. As a young man he was largely taught himself and began to question many things such as social standards, religion, and even questioned if life on other planets was a possibility. His humble beginnings steadily gave way to opportunity in business and surveying when Wallace developed fascination

Christopher Wallace was born in the suburb of Richmond on the 6th May 1934. He was born during the period of World War II and 20 years after World War I. He attended Scotch College and then the University of Melbourne. After leaving school he worked as a cadet at the Royal Mint, he also spent six months in the RAAF. Christopher usually writes about his life experiences and subjects that he can relate to which makes reading his text more relatable for the reader. (https://www.poetrylibrary.edu.au/poets/wallace-crabbe-chris/other-people-0343033)

Through the work of curious minds before them, Darwin’s inspiration working as a naturalist on the HMS Beagle and traveling to the Galapagos Islands, and Wallace’s promptings for publication in 1856,

Alfred Russel Wallace, the Father of Biogeography, was born January 8th, 1823. He was known as a naturalist, explorer, anthropologist, geographer and biologist. These last two fields are what made him into a biogeographer, and led him to develop the theory of evolution that would later prompt Charles Darwin to develop his own theory of evolution. What most people know of Wallace, was his creation of the Wallace line in Indonesia dividing animals that have an Australian origin on one side and an Asian origin on the other. Wallace held many controversial viewpoints on a lot of religious and social issues that ended up getting him criticized by his peers. He was a prolific writer who was one of the first to consider the impact of humans on the landscape and wrote about social issues and his adventures. His journal the Malayan Archipelago was one of his most popular journals published in in the 19th century. When Wallace died, many wanted him buried in Westminster Abbey, however his family followed his wishes and buried him in a small cemetery in Broadstone, Dorset. Shortly after, a medallion was created for him and is placed near Charles Darwin’s burial place in Westminster Abbey in 1915 (Spyman, 2011).