Length:
1:54
A nautilus’ shell, when x-rayed, reveals the many chambers, which the nautilus uses to regulate buoyancy as it moves up and down in the ocean.
A nautilus’ shell, when x-rayed, reveals the many chambers, which the nautilus uses to regulate buoyancy as it moves up and down in the ocean.
The nautilus regulates its buoyancy by adding or removing water and gas from the chambers of its shell.