Inform. 1  Edgar Veytia, attorney general for the Mexican state of Nayarit, has been arrested by federal agents in San Diego and is being held on an indictment on charges that he conspired to smuggle heroin, cocaine and methamphetamine into the U.S. ...
Squids have three hearts. Squids are part of the class of animals called Cephalopods, and almost all of these creatures have three hearts. They also have blue...
Cephalopods have three hearts (two to send blood to the gills, and one to send blood to the rest of the body) and no lungs. Cachel says that the one heart/two lungs system began to emerge about 300 million years ago, when animals first moved from sea to land to escape predators and find new sources of food.