What group does a snail belong to?
What group does a snail belong to?
The Class Gastropoda (in Phylum Mollusca) includes the groups pertaining to snails and slugs. The majority of gastropods have a single, usually spirally, coiled shell into which the body can be withdrawn.
What animal group is an octopus?
Cephalopod, any member of the class Cephalopoda of the phylum Mollusca, a small group of highly advanced and organized, exclusively marine animals. The octopus, squid, cuttlefish, and chambered nautilus are familiar representatives.
What group of animals do snails slugs and octopuses belong to?
molluscs
Is a slug an invertebrate?
Slugs and snails belong to a group of invertebrates called Mollusca. They are found all over the world and there are numerous different species.
Is Octopus a fish or mammal?
Is an octopus a mammal? A No, an octopus is not a mammal. An octopus is an invertebrate animal, which means it has no spine. More specifically, an octopus is a cephalopod, like squid and cuttlefish.
Is an octopus a insect?
An octopus is an invertebrate animal, which means it has no spine. More specifically, an octopus is a cephalopod, like squid and cuttlefish. They’re some of the smartest invertebrates. Mammals like giraffes, on the other hand, are vertebrate animals, which means they have spines.
Is an octopus intelligent?
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 the lifespan of an octopus?
Giant Pacific octopus: 3 – 5 years
Can octopus die boredom?
And Johnson writes that, sadly, they “can die of boredom—by climbing out, but not finding a tank to climb back in.” In one disturbing instance an octopus named Octavia, who was kept at the San Pedro Cabrillo Marine Aquarium, yanked out her drain plug during the night, and was found dead at the bottom of the emptied …
Is the common octopus dangerous?
Though octopuses and squid are both formidable fighters in the wild, they aren’t typically dangerous to people. That doesn’t mean they’re always harmless. Some species are particularly well equipped for defending themselves against larger creatures, and they’re strong enough to kill a human if they felt threatened.
Why do octopus kill themselves?
Octopuses are what scientists call “semelparous” animals, meaning they reproduce just once and then die. Octopuses frequently engage in cannibalistic behavior, so this biologically programmed death may be nature’s way of preventing mothers from eating their young.
How do octopus kill?
Octopuses are equipped with poisonous venom that helps them paralyze, weaken and kill their opponents. A venomous bite from a blue-ringed octopus can kill a human by causing asphyxiation. By paralyzing or killing its prey with poison, the octopus has a much easier time turning a foe into a meal.