Does a Portuguese man-of-war have radial symmetry?

Question: The Portuguese Man O' War is related to other cnidarians like jellyfish. However, unlike jellyfish and sea anemones that are radially symmetric, the Man O' War has pronounced bilateral symmetry in its vertical "sail".

1. How can you tell a Portuguese man-of-war?
2. What makes the Portuguese Man O War unique?
3. What are the parts of a Portuguese man-of-war?
4. Are blue bottles and Portuguese man-of-war the same?
5. What happens if you pop a Portuguese man-of-war?
6. What is the deadliest jellyfish?
7. Why is a Portuguese man-of-war not a jellyfish?
8. What eats a Portuguese man-of-war?
9. Does peeing on a jellyfish sting help?
10. Can you touch the top of a Portuguese Man O War?
11. Are there Portuguese man of war in Hawaii?
12. Is the Portuguese Man of War endangered?
13. How bad is a sting from a Portuguese man of war?
14. Should you pee on a blue bottle sting?
15. Is a jellyfish alive?

How can you tell a Portuguese man-of-war?

Resembling an 18th-century Portuguese warship under full sail, the man o' war is recognized by its balloon-like float, which may be blue, violet, or pink and rises up to six inches above the waterline.

What makes the Portuguese Man O War unique?

The Portuguese man o' war is the only species in the genus Physalia, which in turn is the only genus in the family Physaliidae. It has numerous venomous microscopic nematocysts which deliver a painful sting powerful enough to kill fish, and has been known to occasionally kill humans.

What are the parts of a Portuguese man-of-war?

The Portuguese man-of-war is a floating hydrozoan. It is actually a colony consisting of four types of polyps: a pneumatophore, or float; dactylozooids, or tentacles; gastrozooids, or feeding zooids; and gonozooids which produce gametes for reproduction. Cnidocytes (stinging cells) are located in the tentacles.

Are blue bottles and Portuguese man-of-war the same?

Bluebottles are similar to the Portuguese Man o' War (Physalia physalis) in appearance and behavior, but are smaller and less venomous. ... However, a bluebottle sting still causes pain and swelling, and tentacles should be removed carefully by beachgoers using tweezers.

What happens if you pop a Portuguese man-of-war?

For humans, a man-of-war sting is excruciatingly painful, but rarely deadly. But beware—even dead man-of-wars washed up on shore can deliver a sting. Muscles in the tentacles draw prey up to a polyp containing the gastrozooids or digestive organisms.

What is the deadliest jellyfish?

This includes the Australian box jellyfish (Chironex fleckeri), considered the most venomous marine animal. Chironex fleckeri is the largest of the box jellyfish, with body sizes reaching up to one foot in diameter and thick, bootlace-like tentacles up to 10 feet long.

Why is a Portuguese man-of-war not a jellyfish?

The Portuguese man o' war is not a jellyfish, but rather a siphonophore, which is a colony of specialized animals called zooids that work together as one. 2. The Portuguese man o' war doesn't swim. Instead, it uses wind and ocean currents to propel it forward.

What eats a Portuguese man-of-war?

Predators of the Portuguese Man-o-War include sea slugs, sea turtles, crabs, fish, and the violet sea-snail. The blue dragon (a type of inch-long sea slug) is an interesting predator.

Does peeing on a jellyfish sting help?

Unfortunately, in the real world treating a jellyfish sting by urinating on it may actually cause someone in Monica's situation even more pain, rather than relief. Urine can actually aggravate the jellyfish's stingers into releasing more venom. This cure is, indeed, fiction.

Can you touch the top of a Portuguese Man O War?

Rule No.

Man-of-war fish have stinging cells that are still active and capable of stinging even after the creature is dead and washed up on shore. So don't touch it.

Are there Portuguese man of war in Hawaii?

The influx of men-of-war is thought to be one of the largest in Hawaii in years. Thousands were counted at both Kailua and Waimanalo beaches. Another 500 drifted in off the shores of Makapuu. The sting of the Portuguese man-of-war is excruciatingly painful and leaves a nasty red welt, but is rarely fatal.

Is the Portuguese Man of War endangered?

Is The Portuguese Man O' War Endangered? The Portuguese man o' war is not rated by the IUCN. The species is not thought to be threatened.

How bad is a sting from a Portuguese man of war?

The man-of-war sting is meant to paralyze small fish until they can be eaten. In humans, reactions can be mild to moderate. In rare cases, it can be life-threatening. After a sting, the tentacles leave long, stringy red welts on the skin.

Should you pee on a blue bottle sting?

One widely shared remedy says urinating on the stung area may help, but does it? The answer is no. Our urine can either be acidic or alkaline, and when the latter, could make the sting worse by stimulating more stinging cells to be released. Freshwater should also not be applied to the sting for the same reason.

Is a jellyfish alive?

Jellyfish are prehistoric creatures that have inhabited oceans around the world for millions of years. Although their gelatinous bodies and graceful movements make them appear to be complex creatures, they are actually quite simple in both form and function. Jellyfish are planktons that have no bones, brain, or heart.