コロンブスの卵[koronbusunotamago] Columbus' egg
一卵性双生児[ichiranseisouseiji] identical twins
介卵[kairan] bearing an egg (biology)
乾燥卵[kansoutamago] dehydrated eggs
鶏卵[keiran] hens egg

産卵[sanran] egg-laying
産卵口[sanrankou] vulva
蚕卵[sanran] silkworm egg
蚕卵紙[sanranshi] silkworm-egg paper
受精卵[juseiran] fertilized eggs