[3089] The tinnunculus, probably, of c. 52.
[3090] B. ii. Sat. 4, l. 12. “Longa quibus facies ovis erit, ille memento. Ut succi melioris, et ut magis alba rotundis.”
[3091] Aristotle says just the reverse: but Hardouin thinks that the passage in Aristotle has been corrupted.
[3092] This, Cuvier says, in reality is not the umbilical cord, but the chalasis, a little transparent and gelatinous ligament, by which the yolk is suspended like a globe. The true umbilical cord of the bird only makes its appearance after an incubation of some days.
[3093] Produced in the territory of Adria. See B. iii. c. 18.
[3094] Cuvier says, that after an egg has been set upon for some days, the heart of the chicken may be seen like a small red speck, that palpitates; but that no such thing is to be seen before incubation.
[3095] Cuvier remarks, that the chicken is not formed exclusively from the white, and that the yellow is gradually displaced by it, as the chicken increases in size.
[3096] Cuvier tells us, that in the Memoirs of the Academy of St. Petersburgh, there is a memoir by Wolf, entitled Ovum simplex gemelliferum, in which these twin chickens are described with great exactness.
[3097] More generally eleven or thirteen in this country.