Malachite green in eels and fish imported from China and Taiwan. In 2006, the United States Food and Drug Administration (FDA) detected malachite green in seafood imported from China, among others, where the substance is also banned for use in aquaculture. In June 2007, the FDA blocked the importation of several varieties of seafood due to continued malachite green contamination. The substance has been banned in the United States since 1983 in food-related applications. It is banned in the UK, also. Animals metabolize malachite green to its leuco form. Being lipophillic (the leuco form has a log "P" of 5.70), the metabolite
Malachite sunbird but highly gregarious when not breeding, forming flocks of over 1,000 birds. The call is a loud "tseep-tseep", and the male malachite sunbird has a twittering song, often accompanied by pointing its head upward and displaying his yellow pectoral tufts with his wings half open. Males also have an elaborate display flight. It was found that male birds display their pectoral tufts almost continuously throughout the night, whilst asleep, and one hypothesis is that these function as eyespots to deter nocturnal predators. Malachite sunbird The malachite sunbird ("Nectarinia famosa") is a small nectarivorous bird found from the highlands of Ethiopia