Discovery of ancient bee nests in fossils points to a never-before-seen behavior

In a Caribbean cave, researchers discovered hundreds of fossils with bee nests within them. It is the first time this behavior has been recorded, a new study finds.

​ In a Caribbean cave, researchers discovered hundreds of fossils with bee nests within them. It is the first time this behavior has been recorded, a new study finds. Read More Breaking News, Latest News and Videos | CNN