
Wagtail
Bird Behavior
The wagtail gets its name because it wags its tail; a behavior often observed by birdwatchers. 
Birdwatching Term
Bird enthusiasts use 'wagtail' to identify the bird species; it's a handy term for birdwatching activities. 
Native Habitats
Wagtails are often found near water, so the term may evoke imagery of rivers, lakes, or wetlands. 