Starfish seem like creatures of many limbs—but it turns out they’re just heads. In a growing young starfish, or sea star, the genetic signs for “head” are nearly everywhere, researchers found, while ...

Which animal did you think was the most beautiful? Which one made you feel the most sorry for it? Why? Make an eleven-armed starfish out of clay! Use air-dry clay or make salt-dough (see recipe below) ...