What is the longest creature in the ocean?

While the blue whale is the overall-largest king of the sea, the lion’s mane jellyfish goes to the top of the list for being the longest. And as the longest medusozoa of all, these languid beauties have tentacles that reach an astonishing 120 feet in length.

What is the longest sea creature?

And the coiling stringy mass they had just found was a siphonophore, the first spotted off Western Australia and potentially the longest organism in the sea. The longest previously known marine creature is the lion’s mane jellyfish — its tentacles can be up to 120 feet long.

How long can Siphonophores get?

They are typically elongate and rope-like, with some reaching lengths of 40 meters or more, making them the longest animals in the world — even longer than a Blue Whale. Siphonophores are gelatinous and most of them disintegrate when sampled with nets.

Can a Siphonophore kill you?

They are covered in venom-filled nematocysts used to paralyze and kill fish and other small creatures. 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.

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What is the most dangerous animal in the world?

List

Source: CNET Source: BBC News
Animal Humans killed per year
1 Mosquitoes 725,000
2 Humans (homicides only) 50,000
3 Snakes 2,500

Do Siphonophores have brains?

There is no central brain—each creature has an independent nervous system, but they share a circulatory system. This frees the small bodies to pursue whatever they might devote themselves to. Some provide protection, some are responsible for eating, for reproduction, or for producing colorful glowing light.

Do Siphonophores have predators?

Siphonophores belong to the Cnidaria, a group of animals that includes the corals, hydroids, and true jellyfish. There are about 175 described species. … All siphonophores are predators, and use their many tentacles to capture crustaceans and small fish.

What do giant Siphonophores eat?

All siphonophores are predatory carnivores. This species is believed to feed on copepods, and other small crustaceans such as decapods, krill, and mysids. Small fish may also be eaten.

Can a Portuguese man of war kill a human?

The Portuguese man o’ war, (Physalia physalis) is often called a jellyfish, but is actually a species of siphonophore, a group of animals that are closely related to jellyfish. … While the man o’ war’s sting is rarely deadly to people, it packs a painful punch and causes welts on exposed skin.

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

Unfortunately, they can also sting humans, even if the animal is dead or the tentacles are no longer attached. The venom is very painful to humans, and can result in skin welts or even an allergy-like response. If you see a Portuguese Man O’War, admire from afar and do NOT touch!

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What is the deadliest jellyfish?

The Australian box jellyfish is considered the most venomous marine animal. They may not look dangerous, but the sting from a box jellyfish could be enough to send you to Davy Jones’s locker-a watery grave, that is.

What can kill a hippo?

Hippos coexist with a variety of large predators. Nile crocodiles, lions and spotted hyenas are known to prey on young hippos. However, due to their aggression and size, adult hippos are not usually preyed upon by other animals.

What animals eat humans?

Although human beings can be attacked by many kinds of animals, man-eaters are those that have incorporated human flesh into their usual diet and actively hunt and kill humans. Most reported cases of man-eaters have involved lions, tigers, leopards, polar bears, and large crocodilians.

What is the deadliest fish in the world?

Of the estimated 1,200 venomous fish species on Earth, the stonefish is the most lethal – with enough toxin to kill an adult human in under an hour.

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