The study of nekton is an important part of marine biology.

My biological clock is disrupted, and I've been having sleepless nights.

Invasive species can have a major impact on the natural environment.

All my cosmetics are made from natural materials.

This store sells high-quality imported goods.

Her hobby is collecting brand-name goods.

You cannot buy this drug without a doctor's prescription.

He likes to buy luxury grocery items.

He had hidden the booty he had obtained from his life as a pirate.

This box contains contraband.