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.可他(tā )还(💼)是有点(😼)担心，晚上一直在研究中心看到很(hěn )晚才回去睡觉，今(jīn )天早(🕥)上起来，看她的(de )气色(sè )还很好(hǎo )，也就放(🦍)心了，他猜想这应该是在系统提供的(de )建筑物的原因。