Eli5 How do reptiles and birds get nutrients for their development when still in the egg? 343 viewsJanuary 3, 2024 Question90.94K August 27, 2021 0 Comments They’d also need oxygen for living outside of the egg so how do they live in the eggs for as long as they do without it? In: Biology 2 Answers ActiveNewestOldest Anonymous Posted August 27, 2021 0 Comments The yolk, the yellow part of the egg, is what feeds the animal via the umbilical cord. Then, the animal has enough strength to break and get out of the egg and consume solid food. You are viewing 1 out of 2 answers, click here to view all answers. Register or Login
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