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Serological correspondence among horseshoe "crabs" (Limulidae)
Vol 47, Iss 1, Page 1
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Relative abundance, microhabitat and behavior of some Southern Appalachian salamanders
Vol 47, Iss 2, Page 9
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Sexual discrimination and sound production in Uca pugilator Bosc
Vol 47, Iss 3, Page 15
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Low temperature on the testicular cell-components of the common Indian toad, Bufo melanostictus Schneider
Vol 47, Iss 4, Page 21
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Biology and behavior of Damon variegatus Perty of South Africa and Admetus barbadensis Pocock of Trinidad, W.I. (Arachnida, Pedipalpi)
Vol 47, Iss 5, Page 25
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Breeding activities, especially nest building, of the yellowtail (Ostinops decumanus) in Trinidad, West Indies
Vol 47, Iss 6, Page 39
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Further observations on the pilot whale in captivity
Vol 47, Iss 7, Page 59
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A field study of the black and white manakin, Manacus manacus, in Trinidad
Vol 47, Iss 8, Page 65
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Longevity of fishes in captivity, as of September, 1956
Vol 47, Iss 9, Page 105
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Hybridization experiments in acheilognathine fishes (Cyprinidae, Teleostei). A comparison of the intergeneric hybrids between Tanakia tanago and Rhodeus spinalis and Rhodeus ocellatus from Korea and Japan
Vol 47, Iss 10, Page 117
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Observations of the sound production capabilities of the bottlenose porpoise: A study of whistles and clicks
Vol 47, Iss 11, Page 121
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Notes on the biology of some Trinidad swifts
Vol 47, Iss 12, Page 129
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The genetics of some polymorphic forms of the butterflies Heliconius melpomene Linnaeus and H. erato Linnaeus. I. Major genes
Vol 47, Iss 13, Page 141
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Effects of hybridization on pigmentation in fishes of the genus Xiphophorus
Vol 47, Iss 14, Page 153
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A field study of the golden-headed manakin, Pipra erythrocephala, in Trinidad, W.I.
Vol 47, Iss 15, Page 183
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The natural history of the oilbird, Steatornis caripensis, in Trinidad, W.I. Part 2. Population, breeding ecology and food
Vol 47, Iss 16, Page 199