It is important to bring your swollen lymph node behind the ear to the attention of your doctor. Here are some common causes of swollen lymph nodes behind the ear. Infections: Infections, such as fungal infection, bacteria in the mouth, and mononucleosis, can all contribute to swollen lymph nodes behind the ear.
Itâs estimated that up to 7,000 different languages are spoken around the world. 90% of these languages are used by less than 100,000 people. Over a million people converse in 150-200 languages and 46 languages have just a single speaker!
Meanwhile, just 23 languages account for more than half the worldâs population. Zoom in above to see just how many pins are packed onto each region. Myriad factors â terrain, cultural history, the spread of ancient civilizations â play into how many languages exist in a certain area. As shown in the pie chart, the majority of languages are concentrated in Africa and Asia, with the fewest belonging to Europe. On this map, each language is shown just once, with a pin in its primary country.