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Spiders, along with all arachnids as well as any insect are invertebrates. They do not require a backbone for the fact that they are simple and small in physical structure. Any animal with a backbone is usually larger in size, and all mammals are vertebrates.
Wiki User
∙ 15y ago
Wiki User
∙ 15y agoBecause Invertabrates 'means without a spine', so they don't need a spine!
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Are spiders vertebrates?
No, Spiders are invertebrates.
What do spiders need to live?
Spiders need to live is water, food, and air.
Does a Spider have backbone?
No, spiders as well as other arachnids (like scorpions) and insects have exoskeletons. That means their bodies have hard outer shells, not internal bones.
Is it safe to burn spiders?
Yes, but there is no need.
Do spiders have back bones?
denotation or conotation? denotation. spiders don't have any bones @ all. conotation. if you had ever been in a fight w/ my little girl, you would already know that she won't back down from anything -- figuratively @ least.
Are spiders vertebrates?
No, Spiders are invertebrates.
What animals at home without backbone?
if youre into spiders, bugs or snails they have no backbone
Do squirrels have a backbone or cartilidge?
They have both a backbone and cartilage. Cartilage is found between the vertebrae. What your teacher probably intended to ask was if the squirrel has a backbone or a notochord. To that, you may answer yes, too. Embryonic squirrels have no bones. If you plan to answer "yes" you need to be prepared to defend your answer.
Why are spiders invertebrate animals?
Invertebrate simply means no spine or backbone. Spiders do not have spines, therefore are invertebrates.
Does a sheet web spider have a backbone?
All spiders do not have backbones.
What can breath air but doesn't have a backbone?
spiders and land insects
Do red backs spiders have backbones?
No. Nor do any Spiders have a backbone. Spiders' structural support comes from their hard external body panels. They do not have any bones.
Do a spider have backbone?
No. Spiders are arachnids, which are invertebrates. Instead of bones, spiders have hard exoskeletons made of chitin.
What animals do not have vertebrates?
Sponges... Starfish.... Also things like worms too. Spiders...however, spiders are arachnids. But still they are invertebrates. (Invertebrates are animals/insects which have no cranium and backbone.) - emz
Which animals are the spiders?
Animals are divided into two groups, vertebrates and invertebrates. Vertebrates are animals with a backbone and invertebrates are animals without a backbone. In the invertebrates group there are mollusks, Insects, crustaceans and arachnids. Spiders are part of the arachnid group along with scorpions.
Does a wolf spider have a backbone?
No, it only has an exoskeleton, like all arachnids.
What is a invertabre?
Any animal that does not have a backbone, which includes worms, insects, spiders, jellyfish etc.
