Black rings around the mouth can be caused by several factors, including hyperpigmentation, which may result from excessive sun exposure, hormonal changes, or certain medications. They can also be related to skin conditions like melasma or contact dermatitis due to irritants. Additionally, poor oral hygiene or smoking can contribute to discoloration in the area. If the rings persist or are accompanied by other symptoms, it's advisable to consult a healthcare professional for an accurate diagnosis and treatment.
A raccoon has black rings around it's tail!
Unfortunately, Mars do not have any rings around it because Mars is formed to close around the Sun for it to have rings which are icy.
to protect their eyes from the sun, they use the black rings as sun glasses.
Saturn's rings formed when meteorites hit Saturn's moons; small pieces spread out and formed Saturn's rings
eye ballsas there called ballacks
Killdeer
Saturn's rings where formed by the comets and asteroids with the strong gravitation pull .
The rings around Jupiter are formed by dust and rock particles that are believed to be the remnants of asteroids or comets that have been captured by Jupiter's gravity and pulled into orbit around the planet.
There are multiple places where black onyx rings can be purchased. Zales and Gemvara are places that sell black onyx rings. These are very beautiful rings.
they are formed due to the gravity of staurn and are made of mainly water ice and dust
by having nerve rings around the mouth (center) and also, eyespots on each tentacle. This is a nervous system answer.
Nobody really knows. Some people are thinking that clumps of ice, rock, dust, snow etc, just came together to form rings around that planet.