Kappaphycus alvarezii as semirefined carrageenan. "K. alvarezii" is affected by ice-ice, a disease that severely reduces its yield. This alga is an introduced species and a noxious aquatic weed in Hawaii. Kappaphycus alvarezii Kappaphycus alvarezii, the elkhorn sea moss, is a species of red algae. It is one of the most important commercial sources of carrageenans, a family of gel-forming, viscosifying polysaccharides. Farming methods affect the character of the carrageenan that can be extracted from the seaweed. This alga grows to two meters long and is green or yellow in color. It is very fast-growing, known to double its biomass in 15
Purple-crested turaco Purple-crested turaco The purple-crested turaco ("Gallirex porphyreolophus") is a species of bird in the Musophagidae family. It is the National Bird of the Kingdom of Swaziland, and the crimson flight feathers of this and related turaco species are important in the ceremonial regalia of the Swazi royal family. This bird has a purple coloured crest above a green head, a red ring around their eyes, and a black bill. The neck and chest are green and brown. The rest of the body is purple, with red flight feathers. They live in moist woodland and evergreen forests. They eat mainly fruit.