1, purple-blue macaw
The purple-blue macaw is the largest member of the parrot family, with a body length of 1m and a weight of over 1.5kg. The purple-blue macaw is sociable, naughty and smart, and its bright blue feathers and hooked beak are particularly eye-catching.
2.blue poison dart frog
Blue poison dart frog, about 3 to 4 cm long, with blue skin and black patches. In the dark, the skin is dark sapphire, but in the light, it directly emits phosphorescence. It looks like a petite and dreamy animal, but in fact, it hides deadly toxins under its gorgeous blue skin.
3. Blue-green tree python
The blue-green tree python is a pocket-sized python. This species of snake rarely exceeds 180 cm in length, which is bright green in itself, and a few varieties are blue.
4. Blue Flash Butterfly
Blue butterfly, about 15 cm long. Not all big butterflies are blue, only the upper surface of the wings of adult females will be very beautiful blue.
5. Sea slugs
Sea slugs, commonly known as Lan Yan or Blue Dragon, can reach three centimeters in size. In fact, the blue and black side is its abdomen, and the back is usually downward silver gray.