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| Foto:Naga Biru Menyuntikkan bisa Beracun saat di sentuh manusia |
VISTORBELITUNG.COM,The Blue Dragon (Glaucus atlanticus), a small silvery-blue sea creature, has recently gone viral due to its unique appearance. But behind its beauty lies a deadly venom. So where does this venom actually come from?
The Blue Dragon is a type of sea slug belonging to the nudibranch group. Measuring just 3-4 cm long, its vibrant blue color and dragon-like body make it easily recognizable.
This creature is often found floating on the ocean surface, particularly in tropical and subtropical waters, including Indonesia. Though it looks delicate, the Blue Dragon is actually a fierce predator of other venomous sea creatures.
Interestingly, the Blue Dragon does not produce its own venom. The toxins it carries actually come from its prey, especially the Portuguese man o' war (Physalia physalis) and other creatures containing nematocysts (stinging cells)**.
Here's how it works:
1. Feeding on Venomous Prey: The Blue Dragon preys on Portuguese man o' war and other hydrozoans that have stinging cells.
2. Storing the Venom: The stinging cells (*nematocysts*) from its prey are stored in its cerata (finger-like appendages).
3. Using Venom for Defense: When threatened, the Blue Dragon can release these toxins against predators or humans who touch it.
Effects of Blue Dragon Venom on Humans
The venom can cause:
✔ Burning pain
✔ Red rashes and itching
✔ Nausea and dizziness (in severe cases)
While rarely fatal, its venom can be dangerous for those with allergies. Experts advise against touching it directly if spotted on the beach.
Fascinating Facts About the Blue Dragon
1. Immune to jellyfish venom due to a protective mucus layer.
2.Swims upside down because its blue underside acts as camouflage against underwater predators.
3. Hermaphroditic reproduction, meaning each individual can be both male and female.
The Blue Dragon is an extraordinary example of **nature's adaptability**. Though small, this creature can "steal" venom from its prey and use it for survival. So if you spot one at the beach, it's best to admire it from a distance!