The number of bones in an adult is less than that in an infant.

Explanation

**Step-by-Step Text Solution:**

1. **Understanding the Number of Bones in Infants:**
- Newborns or infants have approximately 300 bones at birth. This is due to the presence of many small bones that are not yet fused together.

2. **Understanding the Number of Bones in Adults:**
- In contrast, adults have a total of 206 bones. This reduction in the number of bones occurs because many of the small bones in infants fuse together as they grow.

...