Amazon Expedition Aims to Collect 100,000 Bugs

To date, around 1 million insect species have been identified throughout the world. But, while that may be a mind-boggling number, biologists estimate that there remains at least 4 million more left undiscovered--many of which may lie deep in the heart of the world's largest rainforest.

Photo courtesy of Shirley Sekarajasingham/Flickr