What animals do not have a brain? Some of the other animals that survive without brains include the sea star, sea cucumber, sea lily, sea urchin, sea anemone, sea squirt, sea sponge, coral, and Portuguese Man-O-War.
What animal has 7 hearts? Hagfish are the only animals that have a skull but no vertebral column. The hagfish ranks highly among the animals that have multiple hearts in terms of its sheer bizarreness.
Which animal has its heart in its brain? Looking at the anatomy of a shrimp we can see that its heart is located behind the brain.
What animal has 32 brains? Leech has 32 brains. A leech’s internal structure is segregated into 32 separate segments, and each of these segments has its own brain. Leech is an annelid.