She remembered how her mother could tell each bird by its call.

Trying to locate a bird by its call is not easy.

Females must recognize the male they choose by his call.

The library should be a place where people engage in ideas and concepts through books, not by mobile calls.

They were getting swamped by calls from the media.

We deserved a better fate than to have it determined by calls.

"We continue to stand by our call," he said.

Awakened by my call, at every window stood a terrific maniac.

People had come from below, summoned here by Zorman's frantic call.

Family groups defend territories by vocal calls and scent marking.