Most likely he is an African chameleon bought at an exotic-pet shop and released by its bored owner. As you go between islands you will see all these and more. More because there is also the sea itself. Whale watching especially in the prime months of January and February is all but mandatory. If you snorkel or dive you will encounter the butterflies as well as the denizens of the deep.
Coral reefs constitute underwater tropical worlds.
Ninety percent of the flora exists naturally nowhere else on earth. The natural attractions of the islands are monumental. Hawaii Volcanoes National Park on the Big Island has two volcanoes and accommodates visitors whose interests range from simply standing and staring in awe to those who would climb down into the collapsed summit of Mt. Kilauea or hike around the steaming pit of Halemaumau Crater. Helicopters hover over it like dragonflies, and horseback riders wind down the mountain's open mouth. Here the silversword blooms once in 50 years then dies a natural death.