BACKGROUND FOR MAN |
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Σελίδα 50
... forms, ranging from insect to other vertebrates, eggs in a pond are a desirable amphibian caviar. But to some degree among modern forms and, I think, to a major extent among the ancestral Paleozoic reptiles, the reason was seasonal ...
... forms, ranging from insect to other vertebrates, eggs in a pond are a desirable amphibian caviar. But to some degree among modern forms and, I think, to a major extent among the ancestral Paleozoic reptiles, the reason was seasonal ...
Σελίδα 87
... forms have evolved and there is little reason to believe that the actual ancestral forms are identical with any living ones. Obviously, if both skeletons of fossils and data on living forms were available, there would be much less ...
... forms have evolved and there is little reason to believe that the actual ancestral forms are identical with any living ones. Obviously, if both skeletons of fossils and data on living forms were available, there would be much less ...
Σελίδα 263
... forms. Saguinus are the various kinds of tamarins. Saimiri, the squirrel monkey, lives in large groups. Because the New World forms are all arboreal and live in tropical forests, most species are very difficult to observe in the field ...
... forms. Saguinus are the various kinds of tamarins. Saimiri, the squirrel monkey, lives in large groups. Because the New World forms are all arboreal and live in tropical forests, most species are very difficult to observe in the field ...
Περιεχόμενα
GEORGE GAYLORD SIMPSON | 7 |
ERNST MAYR | 26 |
ALFRED SHERWOOD ROMER | 37 |
Πνευματικά δικαιώματα | |
19 άλλες ενότητες δεν εμφανίζονται
Συχνά εμφανιζόμενοι όροι και φράσεις
adaptation adult albumin allele frequencies anatomy ancestors animals appear areas Australopithecus Australopithecus africanus baboons biology bones brachiating brain Caucasoids chimpanzee complex concerned cultural DeVore dominance early environment evidence evolutionary evolved example existence females field studies Figure forms functions gelada genes genetic genotypes genus Homo gorilla habitats hamadryas hamadryas baboons heterosis hominid Homo erectus Homo habilis human evolution hunting important individual involved isolation knuckle-walking lineage living loci major males mammals Middle Pleistocene million miscegenation modern monkeys and apes morphological mutations nature negroes nonhuman primates observed Olduvai one-male groups original Paranthropus patterns physical pongids population possible Primate Behavior primates probably problem prosimians races racial range relationships relatively represent result rhesus sample sapiens selection similar single skull social behavior social group social organization species specimens Sterkfontein stimulation structure suggests Swartkrans taxa taxon taxonomic tool-using traits variability variation vertebrate