trilobite

"The number three is written with the digit three. "

"Overhunting can extinct entire species of animals. "

"Professor Davies is a learned scholar, renowned for her deep knowledge of ancient history. "

"The museum displayed fossils of dinosaurs that lived millions of years ago. "

"I need to study my biology notes."

"Often used to imply membership of a large class."

"Several people have lost their suitcases. Whose have you found?"

"The ancient librarian was known for her vast knowledge of history. "

"a wall divides two houses; a stream divides the towns"

"Her voice was distinct despite the heavy traffic."

"The little creature scurried under the table during the family dinner. "

"The spider, a common arthropod, has eight legs with many joints and a hard outer shell. "