Why Do Fish Have Scales?
Different species of fish have different types of scales. The type of scales a fish has depends on its environment. … Read more
Fish
Are Sharks Fish or Mammals?
The earliest known sharks date back 420 million years, sharks are survivors. They’ve been here much longer than humans and … Read more
5 Fish That Swim Upstream (With Pictures)
You may be aware that there are several species of fish that swim upstream at a certain time of the … Read more
