Summary: Eastern North American migratory monarch butterflies exhibit migratory behavioral states in fall and spring characterized by sun-dependent oriented flight. However. it is unclear how monarchs transition between these behavioral states at their overwintering site. Using a modified Mouritsen-Frost flight simulator. https://countryscenesaddleryandpetsuppliers.shop/product-category/leather-silver-v-brow-headstall-with-reins/