Large wading bird typically with a black and white plumage (5)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
stork
(Other definitions for stork that I've seen before include "Long-legged bird" , "The baby bird, so to speak" , "Mythological baby-bringer" , "Baby-carrying bird?" , "Bird that delivers babies?" .)