Here are some possible interpretations and contenders:
Based on population:
* White-tailed Deer: This is a very common and widespread animal in Missouri, making it a strong contender for most populated.
Based on cultural significance:
* The American Bald Eagle: Missouri is home to a healthy population of Bald Eagles, and they hold a strong place in the state's cultural identity.
* The Missouri Mule: Missouri is known as the "Mule Capital of the World," and mules have played a significant role in the state's history.
Based on tourism:
* The Ozark Mountain Fox: The Ozark Mountain Fox is a popular mascot and symbol for the region, attracting tourists who come to see these animals in the wild.
Ultimately, the answer to "most popular animal" in Missouri depends on your perspective and what you consider important.