Black Tern
this monochrome bird has a white belly and breast, a dark and greyish brown crown with matching secondaries and coverts.this bird is black with a white belly, head, and part of the tailwhite & grey/brown bird with a large curved tail and a small beak.this bird has gray feathers and a brown crown with dark beady eyesthis bird has a white belly and breast with a gray crown and wing.this bird has wings that are grey and has a white bellythe bird has a very long tail and white breast.this bird has wings that are grey and has a white bellythe bird is small with a pointed bill, and the wings are brown.this bird has a pointed black bill, with a white breast.