Why do bird eggs have different colors and spots? What is the largest bird egg ever found in Brazil? What is the smallest bird egg? What bird lays blue eggs? Which male birds take care of their eggs alone? What is the most beautiful egg? Are there birds with mysterious secrets in their eggs? Get to know the Brazilian birds that lay the most colorful, bizarre, different and resistant eggs in nature, from species such as the rhea, the chupim, the red-tailed hummingbird, the macuco, the southeastern fan-tailed maria-leque, the anu-branco and the jaçanã!