Thevoicediffersslightly，asIaminformedbyMr。Dixon，inalmosteverybreed。TheMalays（7/66。Fergusonon’PrizePoultry’page87。）havealoud，deep，somewhatprolongedcrow，butwithconsiderableindividualdifference。
ColonelSykesremarksthatthedomesticKulmcockinIndiahasnottheshrillclearpipeoftheEnglishbird，and\"hisscaleofnotesappearsmorelimited。\"Dr。Hookerwasstruckwiththe\"prolongedhowlingscreech\"ofthecocksinSikhim。（7/67。Col。Sykesin’Proc。Zoolog。Soc。’1832page151。
Dr。Hooker’s’HimalayanJournals’volume1page314。）ThecrowoftheCochinisnotoriouslyandludicrouslydifferentfromthatofthecommoncock。Thedispositionofthedifferentbreedsiswidelydifferent，varyingfromthesavageanddefianttemperoftheGame—cocktotheextremelypeaceabletemperoftheCochins。Thelatter，ithasbeenasserted，\"grazetoamuchgreaterextentthananyothervarieties。\"TheSpanishfowlssuffermorefromfrostthanotherbreeds。]
Beforewepassontotheskeleton，thedegreeofdistinctnessoftheseveralbreedsfromG。bankivaoughttobenoticed。SomewritersspeakoftheSpanishasoneofthemostdistinctbreeds，andsoitisingeneralaspect;butitscharacteristicdifferencesarenotimportant。TheMalayappearstomemoredistinct，fromitstallstature，smalldroopingtailwithmorethanfourteentail—feathers，andfromitssmallcombandwattles;
nevertheless，oneMalaysub—breediscolouredalmostexactlylikeG。