By Sadiya | July 28, 2024
Octopuses have three hearts to help them navigate the deep ocean efficiently.
Hagfish have four hearts that help them live their unique, slime-producing way of life.
Squids have three hearts, which help them swim quickly in the deep ocean.
Earthworms have five pairs of heart-like structures called aortic arches that are important for their tunneling through soil.
Cockroaches have a 13-chambered heart that helps them survive in many different environments.
The nautilus has two pairs of hearts that help pump blood through its gills in the deep sea.