They both get something useful from each other.
Option: A
Explanation:
The rhinoceros enjoys relief from the insects, while the birds enjoy a meal. Thus, both help each other mutually.
Ox pecker birds also called tick birds,ride on huge African animals like rhinos and zebras that feed on external parasites like the bot-fly larvae and ticks. The ox peckers feast on the parasites they find, and they also lend the favor of raising a loud warning when a potential predator approaches. As the rhinos get relief from the insects, they allow these birds to sit on their backs.
Answer:
Option A. They both get something useful from each other.
Explanation:
The symbiotic association in which both the organisms gets benefits from one another is called Mutualism. In rhino and tick-bird association,rhino provides food in the form of insects to the tick bird while tick bird feeds on the insects that are present on the rhino body which causes harm to the rhino. So both of them gets benefit.
