Invertebrates are animals that neither possess nor develop a vertebral column,
derived from the notochord. This includes all animals apart from the subphylum ... More »
Learn interesting facts about invertebrates, a group of animals that accounts for
97 percent of all known species.
Get information, facts, and pictures about Invertebrates at Encyclopedia.com.
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The squid is a type of invertebrate animal ... Invertebrates are animals that do not
have backbones, also called vertebrae or ... Fun Facts about Invertebrates.
A common definition of invertebrate
is "an animal without a backbone, or spine." A notochord is a rigid rod made of cartilage that is present in all chordates. Here you can learn what invertebrates
look like, where they are found, and more. More »
An invertebrate is a species of animal which does not have a back bone, such as
a spider, insects, lobsters and crabs. It is estimated that as much as 97% of all ...
Facts. The Silent Majority. Invertebrates defy nearly every generality. Of some 30
phyla representing 95 to 99 percent of the planet's animal species, the only ...
About 95 percent of all animals are invertebrates—animals without bones—and
many are tiny or even microscopic.
An Invertebrate is an animal that has no backbone for support. Invertebrates are
the most diverse group of animals on our planet. A vast majority of animals are ...
Learn all you wanted to know about invertebrates with pictures, videos, photos,
facts, and news from National Geographic.