Ruddy turnstone threats during migration and winter. They estimate that the Canadian population is 100,000–500,000 adults. The Canadian Wildlife Service estimates that the worldwide population of ruddy turnstones is 449,000, and that 235,000 are breeding in North America while the rest are breeding throughout the Arctic regions. They are very common and widespread. Their remote breeding range and widespread winter range should help them remain a common species. Ruddy turnstone The ruddy turnstone ("Arenaria interpres") is a small wading bird, one of two species of turnstone in the genus "Arenaria". The scientific name is from Latin. The genus name "arenaria" derives from
Turnstone (company) Turnstone's product development process involves meeting with business leaders and uses observational research from the IIT Institute of Design, IDEO, and the d.school at Stanford University. They also visit co-working spaces to study how workers interact with their products. Turnstone also researches and studies subjects like startup culture, company culture, and how people work. In 2013, Turnstone partnered with the Wharton School at the University of Pennsylvania to release a list of the 15 top young companies to work for. James Hackett became President of turnstone in 1993. Kevin Kuske was turnstone's general manager from 2009 to 2014. Brian Shapland