BACKGROUND FOR MAN |
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Σελίδα 41
... adult life. In a swollen "head" region, the gill apparatus, which is to constitute the major part of the adult body, develops. Behind, there is a muscular swimming tail, strengthened by a stout but flexible longitudinal cord, the ...
... adult life. In a swollen "head" region, the gill apparatus, which is to constitute the major part of the adult body, develops. Behind, there is a muscular swimming tail, strengthened by a stout but flexible longitudinal cord, the ...
Σελίδα 270
... adult females with young and adolescent or juvenile members. These groups may be very large ones of more than a ... Adult males, One adult male, Mated pair Local population females and adult females and young with subgroupings young and ...
... adult females with young and adolescent or juvenile members. These groups may be very large ones of more than a ... Adult males, One adult male, Mated pair Local population females and adult females and young with subgroupings young and ...
Σελίδα 315
... adult males, who behaved as typical hamadryas mothers. Left to themselves, such young adults will eventually adopt a one-year-old female of their own troop. Thus, the typical one-male group of a young adult male consists of himself and ...
... adult males, who behaved as typical hamadryas mothers. Left to themselves, such young adults will eventually adopt a one-year-old female of their own troop. Thus, the typical one-male group of a young adult male consists of himself and ...
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