Researchers monitored the population of the Ladoga ringed seal through aerial surveys each winter.

She owns several captive bead rings for different piercings and carefully cleans them weekly.

Saimaa ringed seals often haul out on small ice floes to avoid predators during the spring thaw.

The Saimaa ringed seal is one of the most endangered freshwater seal populations, and conservationists are working to protect its icy breeding habitats.

Principal ideal rings often serve as instructive examples in commutative algebra classes.

A flock of rose-ringed parakeets landed on the telephone wires outside my window this morning.

In algebraic number theory, unique factorization rings often allow mathematicians to decompose elements uniquely into irreducible factors, simplifying many proofs.

The antique bell, though fragile, is still ringable and fills the hall with a clear tone.