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1." The scalaris group is the only one to have both oviparous and viviparous species, and the close relationship of the oviparous and viviparous species suggests that viviparity is of recent origin in this group (Benabib et al. 1997)."

Source:  ANDREWS, ROBIN M.,MATHIES, TOM. "Natural History of Reptilian Development: Constraints on the Evolution of Viviparity" BioScience 50.3 Mar. 1 2000: 227

andrews++robin+m+mathies++tom+natural+history+of+reptilian development+ constraints on the evolution of viviparity+ bioscience > GoogleThis

2+" For example, Asma notes, "it is a great embarrassment to attribute the cause of partitioned skull structure to the peculiar functions of viviparous birthing processes, only to find essentially the same structure in oviparous animals" (pp. 105-106)."

Source:  Jungck, John R. "Following Form and Function: A Philosophical Archaeology of LifeScience" BioScience 49.10 Oct. 1 1999: 839

jungck++john+r+following+form+and+function++a philosophical archaeology of lifescience+ bioscience > GoogleThis

3+" For example, Asma notes, "it is a great embarrassment to attribute the cause of partitioned skull structure to the peculiar functions of viviparous birthing processes, only to find essentially the same structure in oviparous animals" (pp. 105-106)."

Source:  Jungck, John R. "The Darwinian Shift: Kuhn vs. Laudan" BioScience 49.10 Oct. 1 1999: 839

jungck++john+r+the+darwinian+shift++kuhn+vs+ laudan+ bioscience > GoogleThis

4." Females are viviparous; follicles develop during May and early June and are ovulated and fertilized in mid-to-late June."

Source:  BROWN, GREGORY P.,WEATHERHEAD, PATRICK J. "THERMAL ECOLOGY AND SEXUAL SIZE DIMORPHISM IN NORTHERN WATER SNAKES, NERODIA SIPEDON" Ecological Monographs 70.2 May 1 2000: 311

brown++gregory+p+weatherhead++patrick+j+thermal+ecology+and sexual size dimorphism in northern water snakes+ nerodia sipedon+ ecological monographs > GoogleThis

5+" In short, Barbaro's greatest achievement consists of a tour de force of viviparous creation: a display of techniques and styles, born of contemplation and recollection, frequently but not always in Wordsworthian tranquillity."

Source:  . "Did Nike Say to `Just Do It" World Literature Today 74.1 Jan. 1 2000: 132

+didnike+say+to+`just+do+it++ world literature today > GoogleThis

6+" The embryology of the viviparous ophiuroid Amphipholis squamata Delle Chiaje."

Source:  SELVAKUMARASWAMY, P.,BYRNE, M. "Vestigial Ophiopluteal Structures in the Lecithotrophic Larvae of Ophionereis schayeri" Biological Bulletin 198.3 June 1 2000: 379

selvakumaraswamy++p+byrne++m+vestigial+ophiopluteal+structures+in+the lecithotrophic larvae of ophionereis schayeri+ biological bulletin > GoogleThis

7+"... North American viviparous snakes."

Source:  SEIGEL, RICHARD A.,FORD, NEIL B.,MAHRT, LAURA A. "Ecology of an Aquatic Snake" American Midland Naturalist 143.2 Apr. 1 2000: 453

seigel++richard+a+ford++neil+b+mahrt++laura+a+ecology of an aquatic snake+ american midland naturalist > GoogleThis

8+" Mature female scales are viviparous and produce 2-3 crawlers per day, totaling 100-150 over the female's lifetime."

Source:  MORGAN, DAVID J. W.,HARE, J. DANIEL. "CHEMICAL CONSPICUOUSNESS OF AN HERBIVORE TO ITS NATURAL ENEMY: EFFECT OF FEEDING SITE SELECTION" Ecology 81.2 Feb. 1 2000: 509

morgan++david+j++w+hare++j.+daniel+chemical+conspicuousness of an herbivore to its natural enemy+ effect of feeding site selection+ ecology > GoogleThis

9."... treatment of the structure and function of vertebrate reproductive systems by fully exploiting his experience teaching courses in comparative vertebrate reproduction and his study of reproduction in viviparous fishes."

Source:  Pitcher, Trevor E. "The Birds and Beasts" American Scientist 87.5 Sept. 1 1999: 469

pitcher++trevor+e+the+birds+and+beasts++ american scientist > GoogleThis

10+" In viviparous species, abnormal transplant embryos may fail to implant, and those that do implant may abort at various embryonic and fetal stages."

Source:  McKinnell, Robert G.,Di Berardino, Marie A. "The Biology of Cloning: History and Rationale" BioScience 49.11 Nov. 1 1999: 875

mckinnell++robert+g+di+berardino++marie+a+the+biology of cloning+ history and rationale+ bioscience > GoogleThis

11+" Phenotypic plasticity in reproductive traits: evidence from a viviparous snake."

Source:  Bronikowski, Anne M.,Arnold, Stevan J. "THE EVOLUTIONARY ECOLOGY OF LIFE HISTORY VARIATION IN THE GARTER SNAKE THAMNOPHIS ELEGANS" Ecology 80.7 Oct. 1 1999: 2314

bronikowski++anne+m+arnold++stevan+j+the+evolutionary+ecology of life history variation in the garter snake thamnophis elegans+ ecology > GoogleThis

12+" Structure, composition and permeability of the egg covering in the viviparous prosobranch gastropod Littorina saxatilis."

Source:  Moran, A.L. "Intracapsular feeding by embryos of the gastropod genus Littorina" Biological Bulletin 196.3 June 1 1999: 229-230

moran++a+l+intracapsular+feeding+by+embryos+of+the gastropod genus littorina+ biological bulletin > GoogleThis

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