Chicken-and-egg problems can be difficult to solve.

Closed-end funds are a type of investment vehicle that have a fixed number of shares.

The Zeeman effects are observed in the presence of a magnetic field.

I found a nest full of cock eggs in the backyard.

The cumulative effects of pollution on the environment are becoming increasingly evident.

He received cuffs on the ear for his rude behavior.

The pool has two deep ends.

I bought some duck eggs from the farmer's market.

Eagle-owls are large nocturnal birds of prey.

She has multiple ear tunnels in her ears.