Hello!
In order for an animal to be a vertebrate, it must have a backbone. As can clearly be seen in any image of a sponge, it is a highly asymmetrical simple animal and does not have a backbone. Therefore, a breadcrumb sponge is not a vertebrate, or is an invertebrate.
I hope this helped!
Minnesota, Wisconsin , iowa, Illinois, missouri, kentucky, arkansas, tennessee, lousiana, mississippi
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The crust the mantle the outer core and the inner core hope this helps ;) brainliest will be appreciated
The hydrosphere is basically everything that is water.
