Freshwater crab Freshwater crab There are around 1,300 species of freshwater crabs, distributed throughout the tropics and subtropics, divided among eight families. They show direct development and maternal care of a small number of offspring, in contrast to marine crabs which release thousands of planktonic larvae. This limits the dispersal abilities of freshwater crabs, so they tend to be endemic to small areas. As a result, a large proportion are threatened with extinction. There are more than 1,300 described species of freshwater crabs, out of a total of 6,700 species of crabs across all environments. The total number of species of freshwater
Food Chains (film) documentary about the same topic. He concluded that "Food Chains" was 'simultaneously inspirational and deeply depressing.' Writing for the "San Francisco Chronicle", Tara Duggan added that there were 'many chilling moments' in the documentary. In "The New York Daily News", Elizabeth Weitzman called the documentary 'unsettling,' concluding 'you will certainly leave the theater more enlightened than when you arrived.'. Jeannette Catsoulis of the New York Times called the film 'rousing' and 'emphatic and empathetic.'. Food Chains (film) Food Chains is a 2014 American documentary film about agricultural labor in the United States directed by Sanjay Rawal. It was the Recipient