Nephrite jade was considered more valuable than gold or silver. Nephrite jade in New Zealand is known as "pounamu" in the Māori language, and is highly valued, playing an important role in Māori culture. It is considered a "taonga", or treasure, and therefore protected under the Treaty of Waitangi. The exploitation of it is restricted to Ngai Tahu and closely monitored. The South Island of New Zealand is "Te Wai Pounamu" in Māori — "The [land of] Greenstone Water" — because that is where it occurs. Weapons and ornaments are made of it; in particular the "mere" (short club), and the
Cock-of-the-rock Cock-of-the-rock The cocks-of-the-rock, which compose the genus Rupicola, are large cotingid birds native to South America. They are found in tropical and subtropical rainforests close to rocky areas, where they build their nests. The genus is composed of only two known extant species: the Andean cock-of-the-rock and the smaller Guianan cock-of-the-rock. The Andean cock-of-the-rock is the national bird of Peru. Both known species exhibit sexual dimorphism: the males are magnificent birds, not only because of their bright orange or red colors, but also because of their very prominent fan-shaped crests. Like some other cotingids, they have a complex courtship behavior,