Q: Is an egg the organic vessel containing the zygote in which an animal embryo develops until it can survive on its own? ¶
A: Yes, at which point the animal hatches.
Q: Are eggs the white of the calcium carbonate from which the shells are made? ¶
A: Yes, but some birds, mainly passerines, produce colored eggs.
Q: Are eggs common among invertebrates? ¶
A: Yes, and including insects, spiders, mollusks, and crustaceans.
Q: Are eggs often rubbery and are always initially white? ¶
Q: Are eggs sometimes thrown at houses? ¶
A: Yes, and cars, or people.
Q: Are eggs laid by females and incubated for a time that varies according to the species? ¶
A: Yes, a single young hatches from each egg.
Q: Are eggs the norm? ¶
A: Yes, as in bivalves and marine arthropods.
Q: Are eggs found in flatworms? ¶
A: Yes, and roundworms, annelids, bivalves, echinoderms, the lancelet and in most marine arthropods.
Q: Is an egg from a whale shark? ¶
A: Yes, and was 30 cm × 14 cm × 9 cm in size.
Q: Is an egg held during the feast of Corpus Christi in Barcelona and other Catalan cities since the 16th century? ¶
Q: Are eggs removed or eaten by the female? ¶
A: Yes, or expelled by her chick.
Q: Is an egg reduced in size to essentially a naked egg cell? ¶
Q: Are eggs fertilized and develop internally? ¶
Q: Are eggs fertilized internally and exhibit a wide variety of both internal and external embryonic development? ¶
Q: Are eggs laid out of water? ¶
A: Yes, and are surrounded by a protective shell, either flexible or inflexible.
Q: Are eggs an incidental consequence of having a streamlined body typical of birds with strong flying abilities? ¶
A: Yes, flight narrows the oviduct, which changes the type of egg a bird can lay.
Q: Are eggs considered pareve despite being an animal product and can be mixed with either milk or kosher meat? ¶
Q: Is an egg the largest egg of any living bird? ¶
A: Yes, though the extinct elephant bird and some dinosaurs laid larger eggs.
Q: Are eggs based on the eggs of chordates? ¶
A: Yes, though the basic principle extends to the whole animal kingdom.
Q: Are eggs found in cartilaginous fish? ¶
A: Yes, and reptiles, birds and monotreme mammals.
Q: Are eggs only found in selected representatives of two groups: Cephalopods and vertebrates? ¶
Q: Are eggs also often thrown in protests? ¶
A: Yes, as they are inexpensive and nonlethal, yet very messy when broken.
Q: Are eggs usually few in number? ¶
A: Yes, and the embryos have enough food to go through full fetal development in most groups.
Q: Are eggs laid at one time and the eggs are then left to develop without parental care? ¶