Examples
- When you pick up a pencil, your fingernail helps you hold it tightly
- Fingernails keep your fingers from getting scratched when you dig in the dirt
- A cat's claws are like human fingernails, they help them climb and catch prey
Ask a question
See also
- How does natural selection drive evolutionary change?
- What are fitness trade-offs?
- Why do humans have an appendix, and what is its function?
- Why Do Humans Have Tails?
- Why do humans have an appendix, and what is its purpose?