Guinea pig adjunct to the American Rabbit Breeders' Association, is the governing body in the United States and Canada. The British Cavy Council governs cavy clubs in the United Kingdom. Similar organizations exist in Australia (Australian National Cavy Council) and New Zealand (New Zealand Cavy Council). Each club publishes its own standard of perfection and determines which breeds are eligible for showing. Allergic symptoms, including rhinitis, conjunctivitis, and asthma, have been documented in laboratory animal workers who come into contact with guinea pigs. Allergic reactions following direct exposure to guinea pigs in domestic settings have also been reported. Two major guinea pig
Peruvian booby allow for a fairly high density of booby nests. Female Peruvian boobies have a range of vocalizations; from trumpet-like quacks to honks. The male booby, on the other hand, tends to whistle. This kind of auditory communication is unique to adult members of the species, as it takes a few years to be able to produce such vocalizations. The diet of the Peruvian booby consists primarily of anchovy, particularly Peruvian anchoveta. However, there is some variation in their diet based on their life stage. As well as anchovy, they are also documented to eat mackerel, depending on the relative abundance