#543 What is lichen?
What is lichen? Lichen is not an organism. It is a symbiotic relationship between fungus and algae. There is some argument that the relationship is mutually beneficial, but there is…
What is lichen? Lichen is not an organism. It is a symbiotic relationship between fungus and algae. There is some argument that the relationship is mutually beneficial, but there is…
I learned this today. Corals are animals because they don’t produce their own food. Corals are sometimes thought to be rocks and sometimes thought to be plants, but they are…