Over 38 million of us watch birds at home, while 16 million do their birding away from home.
Those numbers come from the 2016 National Survey of Fishing, Hunting, and Wildlife-associated Recreation. The survey is taken by the U.S. Fish and Wildlife Service.
Wildlife watchers number 63 million (wildlife is not defined). Wildlife photography counts 13 million participants away from home, 30 million at home.
The 59 million of us who feed wildlife at home have an advantage in all cases.
Eleven million of us maintain plantings or natural wild areas. About the same number of people report visiting public parks or areas.
Add in fishing and hunting and 40 percent of us 16 years and older participated in some form of wildlife recreation. There were 36 million people fishing and 11 million hunters, according to the survey.
Wildlife watchers spent the most money on their actitivies -- $76 billion. Fishing accounted for $46 billion, hunting for $25 billion.
Birders at the Minnesota Valley National Wildlife Refuge. Below, birders took advantage of a boardwalk at a wildlife area in Ohio.