to be prevented, the government has introduced incentives to reduce the use of antibiotics, and the companies are showing interest. meanwhile, the fishermen work hard to keep their catch sustainable. this time of year it's crabs, but they only keep the adults, protecting future catches. the surrounding environment benefits, too. as scavengers, crabs keep the waters clean, and they provide a tasty meal for any animal with the right tools. dexterous paws and sharp teeth are one such winning combination. but sometimes a big beak will do the job.