Related Clues:
- A vehicle crossing island of birds
- Like many squawkers
- Like emus and rheas
- Like the theme creatures
- Like puffins
- Like nonhuman tweeters
- Like larks
- Like Audubon's art subjects
- Fellows in factories
- All birdy
- Like pelicans and penguins
- Like ornithologists' studies
- Like kiwis and emus
- Of pigeons and petrels
- Like a 20-Across