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Photo#233182
what are these?

what are these?
pittsfield.mass, Massachusetts, USA
October 12, 2008
i though this was mushrooms. they are circles with eggs inside, this is looking down, they were growing on tree bark..please tell me what they are. when they hatch and any other info.. Thanks

Bird's Nest Fungi
You were right with your mushroom instincts.

These well-named fungi are in the Order Nidulariales. The "bird's eggs" are the fungus's spore cases, and the "nest" is designed to catch a raindrop and redirect the water and spores a nice little distance away from the fungus.

These are a neat little fungus. Still since it isn't insect life I guess it needs to be tagged as frass, vanishing after 30 days, such is life.

 
Second
Those 'eggs' are the spore packets.
This is a very common fungus if you know where to look, growing on old dead hard woods.

I'm guessing that's a piece of oak bark it's growing on.

Young mushrooms have a membrane that covers the mouth of the cup making them look like little cupcakes waiting to have frosting put on them (I'm not sure what shape you'd call that... lol)

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