Bear drops into the swamps of Florida's Everglades, where at least 60 tourists need to be rescued each year. He trudges through the swamp and shows how to construct shelter, deal with razor-sharp sawgrass, get out of a muddy sinkhole, avoid alligators and rattlesnakes. He eats frogs and cooks a turtle Seminole-style.今天(👡)让(ràng )研究人员在这边休息，已经显得非常拥挤，特(tè )别是摆放了一些家具之后，显得(🦀)更加窄小(xiǎo )，已(yǐ )经(jīng )不能满足休息使用。