Blue Morpho Butterfly: The blue morpho butterfly, found in Central and South America, is famous for its striking iridescent blue wings.
Blue Tang: Also known as the regal tang or surgeonfish, the blue tang is a vibrant blue reef fish found in the Indo-Pacific.
Blue Poison Dart Frog: This small, brightly colored frog is native to Central and South America. While not all blue poison dart frogs are blue, some species exhibit stunning shades of blue on their skin.
Blue Dragon (Glaucus Atlanticus): The blue dragon is a type of sea slug that floats on the ocean surface, using its brightly colored blue and silver body to camouflage itself against the water.
Blue Ringed Octopus: Found in tide pools and coral reefs in the Pacific and Indian Oceans, the blue-ringed octopus is small but venomous.
Blue Whale: The blue whale is the largest animal on Earth, reaching lengths of up to 100 feet and weights of up to 200 tons.
Blue-eyed Black Lemur: Found only in Madagascar, the blue-eyed black lemur is known for its striking blue eyes, which are unique among primates.