Nautilus Shells 7”+ Tiger Striped Chambered Starfish the spiny puffers

the spiny puffers

the Lightning Whelk has a left-handed shell (shell opening to the right with shell spire pointing “up”)

When the body expands

Carnivory is typically assumed to be an adaptation to oligotrophic conditions in the deep sea

with females attaining up to 16 inches in length

Nautilus Shells 7”+ Tiger Striped Chambered Starfish the spiny puffersNautilus have a well developed nervous system and highly developed eyes. Surrounding the mouth are many tentacles. Nautilus are the only cephalopod to have a true external shell. Naturalists, mathematicians and physicists have been fascinated for years by the form of this shell. The spirally coiled, chambered shell is perfectly proportioned mathematically, a remarkable feat of natural engineering. Air is moved through the many chambers to control