to have on several species like the black-footed ferret. The ecological balance is hampered because species of prairie dog depend on the ferret. Endangered species like the black-footed ferret are thrown to the verge of extinction by virtue of an epidemic of bubonic plague. A biodiversity research paper could tell you of the threats to your nation’s biodiversity. Bubonic plague is believed to have originated in Gobi desert, Asia in the 6th century. It spread all over the continent by fleas and through
Smallpox was once one of the most severe infectious diseases that was endemic throughout the world for most of the recorded history. It is caused by variola virus (a DNA virus and a member of the Poxviridae family), and characterized by three phases: incubation, prodrome and rash. This disease killed and disfigured innumerable millions of people globally. The origin of smallpox The historians believe that smallpox appeared around 10 000 B.C. during the first agricultural settlements in northeastern
Smallpox--the disease that so ravaged Tenochtitlan on the eve of Cortes's final siege--was a particularly efficient killer. Alfred Crosby, author off 'The Columbian Exchange," likens its effect on American history to "that of the Black Death on the history of the Old World." Smallpox made its American debut in 1519, when it struck the Caribbean island of Santo Domingo, killing up to half of
Disease and Native American Demise During the European Conquest of the New World The European conquest of the new world was most commonly attributed to the superiority of the Europeans in all the facets of their confrontation. They had the superior weaponry, and were thought to have a superior intellect. After all, they were just bringing "civilization" to the new world, right? It sounds nice when you are learning about Columbus in grade school, but the traditional story is pretty far from
settlers and conquistador. However they are not told that the disease used by these early invaders was known as smallpox. An pox virus that had appeared from time to time in the old world and laid waste to population centers. But where did it come from, are there different forms of this mysterious pathogen, is their a treatment, and how has it affected our world. The first case of smallpox “is believed to have appeared around 10,000 BC, at the time of the first agricultural settlements in northeastern
was anything around to infect. This book is divided into seven chapters, each chapter describes the history of diseases in a particular era. Chapter One: Prehistory, Chapter Two: Antiquity, Chapter Three: The Dark and Middle Ages, Chapter Four: The New World, Chapter
battle with a rare form of pancreatic cancer.[2] Smallpox, which was once the most feared disease known by mankind started out in the days of Christopher Columbus. The disease set out to change the lives of the people in the worse way. It became known as an epidemic disease that ended up killing hundreds of people. Small pox started out in Hispaniola and because of no cure, it traveled to the island of
has been a major problem for humans for almost since the species was born. But our body can fight some diseases and over generations and time, humans have built immunity and protected our bodies from harmful diseases. But hundreds of years ago, during the Age of Exploration, there was a point in time when people began to travel around the Earth and explore the planet. There were a lot of discoveries and connections between civilizations all over the world happening at that time. It was known as a time
GERMS For as long as humans have been on this planet, the microscopic life forms that we call germs, or pathogens, have been here too. For all this time they have been multiplying in the soil, in the water, and in our bodies. They are in the mouth, on the skin, and even in important organs. But that is not always a bad thing, because humans could not live without germs. Some germs, or "microbes" help digest food, while others produce vitamins. Most of the time, people and germs coexist peacefully;
Smallpox is an ancient and very deadly disease. Scientists think that smallpox first started around 10,000 B.C. in Africa. They also think that it spread from Africa to India by Egyptian merchants. Scientists have studied the mummy of the Egyptian Pharaoh Ramses V., who died in 1156 B.C., and they think that he had smallpox. Smallpox was also known to be in China in 1122 B.C. There are also writings from India around that same time that mention smallpox. Smallpox is the only disease to ever be eradicated