One of the more widely known bioluminescent mushrooms, the so-called jack-o'-lantern glows in both its mycelia and the gills on the underside of its cap. A dark-adapted eye can usually see it ...

Most of the time, bioluminescence - light emission seen in some organisms - takes place when luciferin and enzyme partner luciferase come into contact with one another.

With luminous colours and alien-like features, these mesmerising mushrooms look like they belong on another planet. But from glow-in-the-dark caps to delicate pastel gills and even slimy stalks ...

Most of the time, bioluminescence - light emission seen in some organisms - takes place when luciferin and enzyme partner luciferase come into contact with one another.

As to why the jack-o'-lantern mushrooms glow in the dark, ... "The insects would then get spores all over them because the mushroom, this particular mushroom, grows from the gills," Wright said.

No, it's not Halloween yet, but a special type of bright orange fungi have some mushroom enthusiasts glowing with excitement. Jack-o'-lantern mushrooms have been spotted in the Windsor-Essex, Ont.