We have been at the zoo for something over six hours.

And he wants to try evening hours at the zoo.

She could ask more questions than a kid at the zoo.

He tried to remember a word he'd heard once or twice at the zoo.

The animals at the zoo died over a 7 year period.

He kept the position at the zoo until his death and became a familiar figure.

But those at the zoo are from the California coast.

She wants it to be on a Sunday at the zoo.

"What we talked about at the zoo just doesn't make sense now."

They were a gift from China and will stay at the zoo for 10 years.