Some species that are conventionally eaten in colder climate zones become toxic in warmer climate zones, either because of different chemical composition, or be

Some species that are conventionally eaten in colder climate zones become toxic in warmer climate zones, either because of different chemical composition, or because of highly increased probability to rot or attract parasites before reaching the harvestable size. Also, almost every region of Earth has some types of common mushrooms that are considered “useless” and never picked in the neighborhood region, despite being equally edible.