When scientists discovered the Laotian rock rat, a large, rat-like creature with a thick, hairy tail, they believed that the animal was so different from known rodents that it warranted classification in a new, distinct family called Laonastidae. Shortly thereafter, another group of experts published their assertion that the animal was actually a member of the ancient fossil family Diatomyidae. Under what urban circumstances did researchers find the first Laotian rock rat specimens?
Back in the day
Occurring in the midst of the Dominican Republic's turbulent 19th century history, the 1844 revolution that overthrew French-Haitian rule established an independent republic with a presidency that was, in turns, held by Pedro Santana and Buenaventura BÃ¡ez. Each president at one point tried to bring stability to the country through foreign ruleâ€”the former through Spain and the latter through the US. During what period did the US occupy the island nation and establish a military government there?
Born on a day like today
In 1981, neurobiologist David Hubel and his research partner, Torsten Wiesel, received the Nobel Prize in Physiology or Medicine for their research in visual neurophysiology and their discoveries concerning information processing in the visual system. Their observations of the various nerve impulses and nerve cells responsible for different types of visual stimuli opened the door for the understanding and treatment of what ailments?