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Because they didn't evolve that way.
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∙ 12y ago
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Is an octopus an invertebrates?
yes it is it has no backbone
Is a octopus an ivertabrite?
an octopus is an invertebrate as it does not have backbone and or a spine
Is a octopus a mammal?
No, the octopus is not a mammal.The octopus is in a class of molluscs called cephalopods.All mammals are vertebrates, meaning they have a backbone. Octopuses do not have a backbone, making them invertebrates.
What is the smartest animal without a backbone?
The smartest animal without a backbone will have to be an octopus
Does a octupus have a backbone?
an octopus does not have a back bone
What are animals who do not have a backbone?
invertebrates, such as squid or octopus
What animal has no backbone?
a jellyfish and a octopus have no backbones
Why octopus is not considered under Pisces?
Pisces are fish and an Octopus is a cephalopod. For instance fish show bilateral symmetry and have a backbone while an Octopus has no backbone and shows 8 fold symmetry in part.
Is the giant pacific octopus an amphibian?
No, the giant Pacific octopus is not an amphibian. It is an invertebrate, which means it has no backbone.
Which is smarter an octopus or a owl?
owl, though octopus is probably cleverest animal without a backbone
What animal fly and do not have backbone?
Insects such as ants do not have backbones. They are called invertebrates.
Which is a vertebrate Octopus coral snake or snail?
Of the three: octopus, coral snake, and snail, there is only one vertebrate which is the coral snake. The reason is that it has a backbone, one of the characteristics of a vertebrate. Neither the snail nor the octopus have an internal skeleton or backbone to qualify as a vertebrate, so they are classified as invertebrates.
