Custer State Park - Free bird breakfast. This bull bison is so large, that when he grazes, he disturbs the soil pushing up worms and other insects, which makes for an easy
Yellowstone National Park - "Put a bird on it!" - Bryce Shivers and Lisa Eversman Here, we see a bison wearing this season's hottest accessory while basking in the sun. Join us
![My mom took these pictures of bison in Yellowstone yesterday, and we didn't even notice the bird on its back til now. I know they're not great bird pics, but any clue? : My mom took these pictures of bison in Yellowstone yesterday, and we didn't even notice the bird on its back til now. I know they're not great bird pics, but any clue? :](https://preview.redd.it/nnuwffekxg071.jpg?width=640&crop=smart&auto=webp&s=42bdb572c8cccb98b1b784f27643226f2062f8cf)