It is a fungus, just like auricularia auricula. This is a fungus. It likes shade and humidity, but it doesn't like direct sunlight.

Some are toxic, most are non-toxic, but it is strongly recommended not to eat them! ! Because ordinary people can't tell whether it is poisonous or not.

The reason why tremella grows is that mature fungi and spores (that is, the seeds of fungi) nearby fall to the ground with the wind and rain. Because the environment is humid after the rain, it is suitable for the growth of tremella, so it grows ~ ~