But since 2006, the city has added more than 64,000 people. The new census numbers, however, suggest that the population rise has slowed. Philadelphia added only about half as many residents in 2013 as it gained in 2011 and 2012. Between 2010 and 2012, the cityâs population grew by more than 1.3 percent. The cityâs growth last year primarily stemmed from births and foreign immigrants.
1 Genera & species: There are more than 100 genera and about 2,300 species of wolf spiders; 200 species live in the United States. 2  The Carolina wolf spider (Hogna carolinensis) is the official state spider of South Carolina, which is the only state that has a state spider.nlike most spiders that catch their prey in webs, wolf spiders violently hunt it down using their strong bodies and sharp eyesight. These spiders also exhibit unique parenting habits that are of great interest to scientists.
Wolf Spiders in Nebraska. Wolf spiders are among the largest spiders in Nebraska. They are common outdoors, and only accidentally find their way indoors by wandering into houses and buildings. Many people who find one of the larger species of wolf spiders think that they look like small tarantulas because they are quite hairy. Even though some wolf spiders are large, there are also many smaller species. Regardless of their size, wolf spiders are distinguished by a distinctive eye pattern.