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Whales are vertebrates, like all mammals. All whales are vertebrates. Fin whales, being mammals, are vertebrates.Vertebrates Vertebrates They are vertebrates, meani â¦ ng they have a spine or a backbone.. An easy way to remember this is that all warmblooded creatures are vertebrates.ll whales are vertebrates. Fin whales, being mammals, are vertebrates. Vertebrates Vertebrates They are vertebrates, meani â¦ ng they have a spine or a backbone..
Invertebrates are those animals without a backbone (spinal column). Invertebrates include animals such as insects, worms, jellyfish, spiders-these are only a few of the many types of spineless creatures. Invertebrates have played an important role in discoveries about how the nervous system works.he octopus has the most complicated brain of all the invertebrates. The octopus nervous system has about 500,000,000 neurons, with two-thirds of these neurons located in the arms of the octopus. Neurons in the octopus brain are arranged in lobes and tracts that are more specialized than simple ganglia.