Some birds are known as honey guides because they may be followed by humans to wild beehives. when the humans take honey from the hives, the birds are able to feast on the honey and bees, too. this type of relationship can best be described as

mutualism

Explanation: Mutualism is a form of symbiosis in which both parties benefit. The humans benefit by being led to the honey and the honey guide bird benefits by gaining access to the honey and bee larvae.

Explanation:  one type of these relationships where both species involved benefit to some extent with neither species being harmed. There are several different examples of mutualistic relationships, including flowers and insects for pollination, as well as ants and aphids or Acacia for protection and food.

wild parsnip is a perennial plant which reproduces rapidly in areas which have no sign of agricultural activity such roadside or at no tillage open areas. it's considered invasive because it can inhibit the growth of another plant  and its reproduction is fast. there are several harmful effects of this invasive plant although its taproot is edible since it is a member of the carrot family. wild parsnips can cause skin blistering when in contact because of the chemicals it contains, second it inhibits the growth of other plants, it will restrict the growth of animals when eaten and lastly, it drives away natural pollinators like bees.