The rainforest has many layers There are thousands of tree species in the Amazon rainforest, many of which grow to between 80 and 100 feet tall, developing huge networks of branches that make up the ...

Not all of the foods we ate back in the '70s are readily available today. Here are the now-banned foods that were once popular way back when.

Western ranchers say their livelihood is at stake after wolves were reintroduced into the Lower 48 30 years ago.