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
Scrambled Eggs Super! discovered a variety of exotic birds and their eggs. He explains his criteria for choosing some eggs, because of their sweetness, and avoiding others. He takes the eggs home but decides that he still needs more, and he calls on the help of some friends he knows from around the world, including a "fellow named Ali". After each bird Peter finds he states the phrase..."Scrambled Eggs Super Dee Dooper Dee Booper Special Deluxe a la Peter T. Hooper". Ruth C. Barlow of the "Christian Science Monitor" called it a "gay extravaganza". It also received positive reviews from "Chicago Sunday Tribune"