The float is a bottle or pear-shaped sac that can exceed 15 cm. It is mainly blue, though its upper margin may show delicate shades of green or pink. It is a living, muscular bag that secretes its own gas, which is similar to air.

2023年7月17日 · Often called bluebottle jellyfish or the "Pacific Man of War," bluebottles are clusters of polyps usually located in the Indian and Pacific oceans. Every year, thousands of …

Being stung by a bluebottle is almost a rite of passage for Aussie kids who spend summer holidays on the east coast’s beaches. The distribution of these floating marine stingers largely depends on prevailing winds and currents.

2015年10月15日 · Blue bottles are siphonophores, a weird group of colonial jellyfish. Rather than being a single organism like the jellyfish we commonly recognise, siphonophores are actually made up of several...

The Portuguese man o' war (Physalia physalis), also known as the man-of-war[6] or bluebottle, [7] is a marine hydrozoan found in the Atlantic Ocean and the Indian Ocean. It is considered to be the same species as the Pacific man o' war or bluebottle, which is …

The bluebottle, or Indo-Pacific Man o’ War, is not a jellyfish but a siphonophore, which is a colony of tiny, specialized polyps working together as colonies. The bluebottle is easily recognized by …

2016年11月21日 · Bluebottles are active fishers, dragging their tentacles through the water in search of prey. They catch, sting and kill fish and other small marine life, and then the main fishing tentacle contracts the prey towards the mouths (yes, plural) of the bluebottle.

The bluebottle is very similar to the large Pacific Man-of-War which has floats to 15 cm in length and multiple fishing tentacles which can extend to 10 metres in large animals. These complex floating colonies consist of four different types of polyps.

2015年10月16日 · Blue bottles are strikingly beautiful. The air bladder is pearly blue, while the tentacles are intense peacock blue or dark teal. This shade of blue is common in animals that live at the air-water interface, and is thought to protect them from UV damage and possibly aid in …

noun - Blue bottle is a jelly-like floating marine invertebrate found in warm water seas and oceans around the world that is a colonial organism made up of many minute individuals called zooids and is dependent on winds, currents and tides for its movement.