Invertebrate

Animal lacking a vertebral column.

/ɪnˈvɜːrtɪbrət/

From Latin in- 'not' + vertebratus, past participle of vertebrāre 'to join with vertebrae'.

An invertebrate is an animal that doesn't have a backbone, like insects, worms, and jellyfish.

What is an invertebrate? An animal without a backbone
How many invertebrates are there? The vast majority of known animal species are invertebrates
What is the largest invertebrate? The colossal squid is considered the largest invertebrate

spineless animal

animal

insect mollusk crustacean jellyfish

animal kingdom

animal