disassortative mating
(disassortative mating)
Princeton's WordNet
mating of individuals having traits more dissimilar than likely in random mating
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assortative mating
(assortative mating)
Princeton's WordNet
mating of individuals having more traits in common than likely in random mating
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sauropoda
Webster Dictionary
an extinct order of herbivorous dinosaurs having the feet of a saurian type, instead of birdlike, as they are in many dinosaurs. It includes the largest known land animals, belonging to Brontosaurus, Camarasaurus, and allied genera. See Illustration in Appendix
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ornithischia
(Ornithischia, order Ornithischia)
Princeton's WordNet
extinct terrestrial reptiles having bird-like pelvises: armored dinosaurs (thyreophorans); boneheaded and horned dinosaurs (marginocephalians); duck-billed dinosaurs (euronithopods)
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order ornithischia
(Ornithischia, order Ornithischia)
Princeton's WordNet
extinct terrestrial reptiles having bird-like pelvises: armored dinosaurs (thyreophorans); boneheaded and horned dinosaurs (marginocephalians); duck-billed dinosaurs (euronithopods)
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nuptial
(ˈnʌp ʃəl, -tʃəl)
Random House Webster's College Dictionary
of or pertaining to mating or the mating season of animals.
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monogamous
Webster Dictionary
mating with but one of the opposite sex; -- said of birds and mammals
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polyandric
Webster Dictionary
pertaining to, or characterized by, polyandry; mating with several males
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servicing
(servicing, service)
Princeton's WordNet
the act of mating by male animals
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service
(servicing, service)
Princeton's WordNet
the act of mating by male animals
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inbreeding
(inbreeding)
Princeton's WordNet
the act of mating closely related individuals
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eugenics
(eugenics)
Princeton's WordNet
the study of methods of improving genetic qualities by selective breeding (especially as applied to human mating)
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archosaur
(ˈɑr kəˌsɔr)
Random House Webster's College Dictionary
any reptile of the subclass Archosauria, including the dinosaurs, pterosaurs, and crocodilians.
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morosaurus
Webster Dictionary
an extinct genus of large herbivorous dinosaurs, found in Jurassic strata in America
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stegosauria
Webster Dictionary
an extinct order of herbivorous dinosaurs, including the genera Stegosaurus, Omosaurus, and their allies
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service
(ˈsɜr vɪs)
Random House Webster's College Dictionary
the mating of a female animal with the male.
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stegosaurus
Webster Dictionary
a genus of large Jurassic dinosaurs remarkable for a powerful dermal armature of plates and spines
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brontosaurus
Webster Dictionary
a genus of American jurassic dinosaurs. A length of sixty feet is believed to have been attained by these reptiles
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camarasaurus
Webster Dictionary
a genus of gigantic American Jurassic dinosaurs, having large cavities in the bodies of the dorsal vertebrae
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breed
(brid)
Random House Webster's College Dictionary
to produce by mating; propagate sexually; reproduce.
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panmixia
(ænˈmɪk si ə)
Random House Webster's College Dictionary
random mating within a population, with no evidence of selection for traits.
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breeding
(ˈbri dɪŋ)
Random House Webster's College Dictionary
the improvement of breeds of livestock, as by selective mating and hybridization.
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court
(ɔrt, koʊrt)
Random House Webster's College Dictionary
(of animals) to attempt to attract individuals of the opposite sex for mating.
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tyrannosaur
(ɪˈræn əˌsɔr, taɪ-)
Random House Webster's College Dictionary
any of several large theropod dinosaurs of the late Cretaceous Period of North America and Asia of the genus Tyrannosaurus, esp. T. rex.
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lordosis
(ɔrˈdoʊ sɪs)
Random House Webster's College Dictionary
a posture assumed by some female mammals during mating, in which the back arches downward.
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theropoda
Webster Dictionary
an order of carnivorous dinosaurs in which the feet are less birdlike, and hence more like those of an ordinary quadruped, than in the Ornithopoda. It includes the rapacious genera Megalosaurus, Creosaurus, and their allies
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theropod
(ˈθɪər əˌpɒd)
Random House Webster's College Dictionary
any saurischian dinosaur of the suborder Theropoda, comprising carnivorous dinosaurs that had short forelimbs and moved on powerful hind legs.
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lek
(ɛk)
Random House Webster's College Dictionary
a place where males assemble during the mating season and engage in competitive displays that attract females.
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rock cornish
(æs)
Random House Webster's College Dictionary
a small hybrid chicken produced by mating Cornish and white Plymouth Rock chickens.
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half
Webster Dictionary
in an equal part or degree; in some pa/ appro/mating a half; partially; imperfectly; as, half-colored, half done, half-hearted, half persuaded, half conscious
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