All species in the same area
Scoville units is the scale used to determine how "hot" a pepper is.
A sweet bell pepper, which isn't spicy at all, has a ranking of 0.
The Carolina Reaper, one of the hottest peppers in the world, has a ranking of up to 2,200,000.
Commensalism is a type of symbiotic relationship between two organisms in which one benefits without affecting the other one is any way.
Examples of Commensalism for a Better Understanding of the Concept:
Cattle Egrets and Livestock.
Orchids Growing on Branches of Trees.
Remora Fish and Sharks.
Pseudoscorpions and Beetles.
Monarch Butterfly and Milkweed.
Birds Following Army Ants.
Burdock Seeds on the Fur of Passing Animals.
Barnacles and Whales.
The larynx is an organ in the top of the neck involved in breathing, producing sound and protecting the trachea against food aspiration. The larynx houses the vocal folds, and manipulates pitch and volume which is essential for Phonation. Hope this helps :)
Biotic- living abiotic- non living
Biotic: sharks, corals, seaweed
Abiotic: water, the temperature of the water