Organisms in birdbaths (5)
I believe the answer is:
algae
(Other definitions for algae that I've seen before include "Seaweeds etc" , "Type of seaweed" , "'Simple plants, such as seaweed (5)'" , "Seaweeds generally" , "Plants like seaweed" .)
I believe the answer is:
algae
(Other definitions for algae that I've seen before include "Seaweeds etc" , "Type of seaweed" , "'Simple plants, such as seaweed (5)'" , "Seaweeds generally" , "Plants like seaweed" .)