A Thai biologist has discovered a new species of freshwater shrimp and named it after the country's most popular princess, Thia newspapers have said. "The Sirindhorn fairy shrimp" is reported as having a red tail and 22 legs, with an average body length of between 1.5 and 1.8 centimetres. Mr. La-Orsri Sanohmuang, the university biologist who identified the shrimp as a new species, said they were usually found in ponds that spring up during the rainy season.