Free images results:

Nest pictures, stock photos and images


Birdy Royalty Free Stock Photo
Author: Gurilla
Tree Royalty Free Stock Photos
Author: Red2000
Park Stock Image
Author: 1a
Doves Stock Photography
Author: Lilalila
Shells Stock Photography
Author: Mika5
Parrot Stock Photos
Author: Gurilla
Swan Stock Photos
Author: Catcha

Also, here are some commercial RF-licensed images that match your search criteria:  
Bird nest Stock Images
Author: Kooslin
Nest eggs Royalty Free Stock Photos
Author: Kenliu
Nest Stock Photo
Author: Hriana