Porcellio Scaber "Calico" Isopod Select...:10ct Petrified wood is a form

Petrified wood is a form of fossilized wood where the organic material has been replaced with minerals

A snow-drift of white quartz flows out of the darkness

due to its distinctive radial starburst pattern on a dark chocolate-brown and red-tinted background

This one has some good rainbow-producing inclusions

I find the color is more orange to red-orange—or in the case of this specimen

Porcellio Scaber "Calico" Isopod Select...:10ct Petrified wood is a formPorcellio isopods often display sexual dimorphism. In the Calico variety of Porcellio scaber, the females are an orangish brown color speckled with gray, while the males are a simple gray. Calicos can be very well camouflaged on cork. I find this variety to be quite friendly though skittish. They are speedy and bolt when disturbed, but when they are calm you can hand feed them. If I hold a small piece of food in front of one they will reach up to grab