- How intelligent is an octopus?
- What is 1 cactus called?
- What is a bunch of cactus called?
- Do octopuses teeth?
- What is another name for an octopus?
- Is Octopus Latin?
- What is a single octopus called?
- Why does an octopus have 9 brains?
- What kind of noun is Octopus?
- How do octopuses mate?
- What language is octopus from?
- How many hearts do octopuses have?
- Does cactus produce oxygen?
- What does Octopus mean?
- What is the origin of the word octopus?
- When did octopi become octopuses?
- Is Cactus Latin or Greek?
- How old do octopuses live?
How intelligent is an octopus?
In laboratory experiments, octopuses can be readily trained to distinguish between different shapes and patterns, and one study concluded that octopuses are capable of using observational learning; however, this is disputed.
Both octopuses and nautiluses are capable of vertebrate-like spatial learning..
What is 1 cactus called?
Cacti is the Latin plural form of the word. One cactus. Two cacti. However, in American English it is common to hear the plural “cactuses”.
What is a bunch of cactus called?
Cacti is the Latin plural of cactus, and some writers use it in English. Cactuses is the English plural. Dictionaries list both, and neither is right or wrong. Also, like many names of plants, the uninflected cactus is sometimes treated as plural.
Do octopuses teeth?
But they do have teeth – four kinds, in fact. An octopus has three kinds of teeth inside its mouth, including those around its tongue, which are used to drill holes into thick shells of other mollusks. The fourth kind of teeth can be found on the suckers of its arms, which are shaped like hooks.
What is another name for an octopus?
In this page you can discover 13 synonyms, antonyms, idiomatic expressions, and related words for octopus, like: frogfish, cephalopod, mollusk, lionfish, devilfish, alligator, squid, jellyfish, clownfish, lobster and piranha.
Is Octopus Latin?
Octopus is not a simple Latin word of the second declension, but a Latinized form of the Greek word oktopous, and its ‘correct’ plural would logically be octopodes. Other words ending in -us show a very varied pattern.
What is a single octopus called?
The cephalopods do have eight tentacles and there may be three ways to describe a group of them, but only one is technically correct. Grammatically speaking, the plural for octopus is octopuses. As the Merriam-Webster dictionary points out, people use three different terms, however: octopi, octopuses, and octopodes.
Why does an octopus have 9 brains?
Octopuses have 9 brains because, in addition to the central brain, each of 8 arms has a mini-brain that allows it to act independently. Octopuses have blue blood because they have adapted to cold, low oxygen water by using hemocyanin, a copper rich protein.
What kind of noun is Octopus?
noun, plural oc·to·pus·es, oc·to·pi [ok-tuh-pahy]. any octopod of the genus Octopus, having a soft, oval body and eight sucker-bearing arms, living mostly at the bottom of the sea. something likened to an octopus, as an organization with many forms of far-reaching influence or control.
How do octopuses mate?
As a general rule, it’s the male octopuses that approach the females. … “The male grabs onto the female’s mantle with all his arms, and reaches into her mantle with his mating arm,” says Huffard. This style of mating tends to be more popular in species with shorter arms, says Huffard.
What language is octopus from?
GreekWell-meaning people may tell you that -i is a Latin plural, but “octopus” comes from the Greek. While this is true, the word in fact went from Greek to Latin, and only then to English.
How many hearts do octopuses have?
three heartsAn octopus has three hearts, nine brains, and blue blood. Two hearts pump blood to the gills, while a third circulates it to the rest of the body. The nervous system includes a central brain and a large ganglion at the base of each arm which controls movement.
Does cactus produce oxygen?
Yes, cactus produce oxygen (O2) as a result of the photosynthesis process. They release oxygen in order to inhale carbon dioxide (CO2) through tiny holes in their stem (Stomata).
What does Octopus mean?
In Christian art, the octopus symbolizes mystery, flexibility, fluidity, intelligence, adaptability, and unpredictability. It is a lunar creature affected by the tides and the waxing and waning of the moon. It dwells on the ever-changing bottom of the ocean and does not have a skeleton.
What is the origin of the word octopus?
The scientific Latin term octopus was derived from Ancient Greek ὀκτώπους, a compound form of ὀκτώ (oktō, “eight”) and πούς (pous, “foot”), itself a variant form of ὀκτάπους, a word used for example by Alexander of Tralles (c. 525–605) for the common octopus.
When did octopi become octopuses?
When “octopus” was first mentioned in the English language in the mid-1700s, it was pluralized as “octopuses.” That said, some grammarians wanted English to be like the less irregular Latin language, so they started putting Latin pluralizations on Latin-based English words, which led to “octopi.”
Is Cactus Latin or Greek?
The word “cactus” is derived through Latin from the Ancient Greek κάκτος (kaktos), a name used by Theophrastus for a spiny plant, which may have been the cardoon (Cynara cardunculus).
How old do octopuses live?
Giant Pacific octopus: 3 – 5 yearsOctopus/Lifespan