Cycladidae.-One siphon or two free siphons with simple orifices; pallial line simple; hermaphrodite, embryos incubated in external gill-plate; freshwater, Cyclas; British. [Please select]
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_Predation_ Several complete clutches being incubated disappeared from nests that were unharmed. [Please select]
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Says Major Charles Bendire: "In rare instances only will a fresh cowbird's egg be found among incubated ones of the rightful owners." [Please select]
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How does it change after an egg has been incubated for a week or more. [Please select]
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Eggs having incompletely developed shells were successfully incubated in the laboratory. [Please select]
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Percentage of prenatal mortality probably was lower in laboratory-incubated eggs than in those under natural conditions. [Please select]
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On the 5th May two more nests containing four fresh and four incubated eggs respectively. [Please select]
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Found numerous nests in the native infantry lines in low trees, containing fresh and incubated eggs and young birds of all sizes. [Please select]
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The two eggs, which are brownish olive thickly and darkly mottled with brown, are incubated for four weeks, after which the chicks are hatched. [Please select]
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Lincoln, Lee, Sherman, Jackson, and Grant may equal these men in their own departments, but aside from them our only superiority, and a very questionable superiority it is, lies in our trust-and-tariff- incubated millionaires. [Please select]
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