Shark trivia:How far does the shark smell the blood?

Shark trivia:How far does the shark smell the blood?

The 1-meter-long shark has a total olfactory membrane area of ​​4,842 square centimeters, so the shark’s sense of…
Shark trivia:Let the shark's belly face up, it will be palsy for a short time!

Shark trivia:Let the shark’s belly face up, it will be palsy for a short time!

As long as you try to turn the shark upside down, it will be in a state of…