Egg embryo is adequately developed it hatches, i.e. breaks out of the egg's shell. Some embryos have a temporary egg tooth they use to crack, pip, or break the eggshell or covering. The largest recorded egg is from a whale shark, and was in size. Whale shark eggs typically hatch within the mother. At and up to , the ostrich egg is the largest egg of any living bird, though the extinct elephant bird and some dinosaurs laid larger eggs. The bee hummingbird produces the smallest known bird egg, which weighs half of a gram (around 0.02 oz). Some eggs laid
François Lays jeers from the audience, and had never recovered from the experience, eventually taking his own life with poison. Quéruel writes Lays managed to avoid making his return to the stage in "Iphigénie en Tauride", in which his character Oreste sang lines which were a little too suggestive coming from an ex-"Terrorist": "J'ai trahi l'amitié, j'ai trahi la nature/Des plus noirs attentats, j'ai comblé la mesure" ("I have betrayed friendship, betrayed Nature/I have gone to the extreme of blackest deeds"). On the other hand, according to the memoirs of Count , it was indeed in the role of Oreste that Lays