Like blue whales (8)
I believe the answer is:
enormous
(Other definitions for enormous that I've seen before include "Huge, really big" , "'Huge, gigantic (8)'" , "Vast" , "Extra-large" , "Fat" .)
I believe the answer is:
enormous
(Other definitions for enormous that I've seen before include "Huge, really big" , "'Huge, gigantic (8)'" , "Vast" , "Extra-large" , "Fat" .)