| The last three miles go fast, and the canyon opens up to a crepuscular dome of sky. |
| The nighthawk belongs to the Family Caprimulgidae, a group of nocturnal and crepuscular birds also known as the nightjars. |
| Thus it may normally be crepuscular or nocturnal in its feeding and swimming behavior. |
| From the dim blue polar gloom you proceed to the crepuscular world of stone curlews and owls. |
| Species that feed at dusk are termed crepuscular and include jacks snappers, tarpon, cornetfishes and groupers. |
| Back in the crepuscular gloom of my Tyneside flat, the result seemed satisfactory. |
