| The lifespan of a taste bud is ten days |
| Babies are born without knee caps. They don’t appear until the child reaches 2-6 years of age |
| The heart of a blue whale is the size of a small car. The tongue of a blue whale is as long as an elephant |
| Sharks apparently are the only animals that never get sick. As far as is known, they are immune to every known disease including cancer |
| The animal responsible for the most human deaths world-wide is the mosquito |
| The venom of a female black widow spider is more potent than that of a rattlesnake |
| When a person dies, hearing is generally the last sense to go. The first sense lost is usually sight. Then follow taste, smell, and touch |
| Dolphins have bigger brains than the brains of humans |
| You're born with 300 bones, but when you get to be an adult, you only have 206 |
| About 8 million blood cells die in the human body every second, and the same number are born each second |