The shell of a Pearly Nautilus cut in cross-section to show the inner chambers connected by a tube called a siphuncle
The shell of a Pearly Nautilus cut in cross-section to show the inner chambers connected by a tube called a siphuncle. The creature can control its buoyancy by regulating the gas in the chambers
Size: 6000px × 4000px
Location: Madagascar
Photo credit: © Nick Greaves / Alamy / Afripics
License: Licensed
Model Released: No
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