Tiny Baetis mayflies are perhaps the most commonly encountered and imitated by anglers on all American trout streams due to their great abundance, widespread distribution, and trout-friendly emergence habits.
Sea Gull (the fly was tipped with a cheesepuff) on purpose ☺
Non-fish: bats, nighthawks, ducks, one muskrat
Oh, and I have also caught a 40 ft. gray whale on a fly, but that's another story.
Bullfrog (on purpose, they will eat a pooper like crazy, and they taste good)
.... Always set the hook.
Always set the hook.