Tag Archives: Species

  Nature has equipped certain animals with extraordinary defenses against disease and infection. While humans rely on medicine and vaccines, some creatures possess immune systems so powerful they seem almost invincible. From surviving deadly toxins to resisting cancer, these remarkable species showcase evolution’s most impressive biological shields. This article presents general information about animal immune systems based on scientific observations. ...

  Most of the Earth’s history has been uncovered through research into what is known as the fossil record. Because of this research, scientists have been able to piece together the evolutionary tree as well as the evolution of the Earth itself. All of the species on this have ancestors whose fossils date back over hundreds of million years ago. ...