Marpesia petreus
I believe this is a pair of Daggerwings.
The Female is on the right and has lighter colored tails and less conspicuous eyes on the hindwings above the tails.
The Male is on the left and has darker tails, darker outline of the lower hindwing, and more vivid eyes on the hindwings.
Flamingo Visitor Center Nature Walk
Everglades National Park
Florida