Largest organisms photosynthetic unicellular and multicellular protists that are related to land plants. The thallus of the unicellular mermaid's wineglass, "Acetabularia", can grow to several inches (perhaps 0.1 to 0.2 m) in length. The fronds of the similarly unicellular, and invasive "Caulerpa taxifolia" can grow up to a foot (0.3 m) long. A member of the order Cetacea, the blue whale ("Balaenoptera musculus"), is thought to be the largest animal ever to have lived. The maximum recorded weight was 190 metric tonnes for a specimen measuring , whereas longer ones, up to , have been recorded but not weighed. The African bush
Have You Ever? one of the most versatile and promising stars on the fast real track to superstar royalty." Richard Harrington of "The Spokesman-Review" called the song a "luxurious [...] inevitable Diane Warren-penned power ballad", which was "begging to be redone as a duet, perhaps with Usher?" Generally critical with the "Never Say Never" album itself, Angela Lewis of "The Independent" found that Norwood's "voice is pure honey, but she lacks real command of tracks like "Have You Ever?", showing she's better at playing by the rules than anything else." Daryl Easlea of BBC Music wrote, that "working with session players the calibre