Class information for:
Level 2: ORNITHOLOGY//REVISTA BRASILEIRA DE ORNITOLOGIA//BIRD SONG

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
817 11950 45.1 46%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
13 4 ZOOLOGY//MARINE & FRESHWATER BIOLOGY//FISHERIES 1013533
119 3       ORNITHOLOGY//AUK//CONDOR 68861
817 2             ORNITHOLOGY//REVISTA BRASILEIRA DE ORNITOLOGIA//BIRD SONG 11950
555 1                   BIRD SONG//BIRDSONG//SONG SHARING 3316
4265 1                   MUSEUM NAT SCI//ORNITHOLOGY//ORNITOLOGIA NEOTROPICAL 1817
5789 1                   HYBRID ZONE//INTROGRESSION//HYBRIDIZATION 1574
6666 1                   SEKT ORNITHOL//FOSSIL BIRDS//AVES 1458
6745 1                   REVISTA BRASILEIRA DE ORNITOLOGIA//ORNITHOLOGY//ORNITOLOGIA NEOTROPICAL 1448
14649 1                   PSITTACIDAE//AFRICAN PARROT CONSERVAT//PARROT 757
20872 1                   LOXIA CURVIROSTRA//LOXIA//CITRIL FINCH 442
23022 1                   ELEPAIO//METROSIDEROS POLYMORPHA//PACIFIC ISL ECOSYST 361
26822 1                   ACROCEPHALUS BREVIPENNIS//WESTERN FLYCATCHERS//ZOOL TIEROKOL 244
27722 1                   EDIBLE BIRDS NEST//SWIFTLET//APODIDAE 223
30603 1                   GALLINULA CHLOROPUS GUAMI//MARIANA COMMON MOORHEN//MARKER DISCORDANCE 166
35843 1                   SOCORRO ISLAND//SULID//FREGATA MAGNIFICENS 91
37605 1                   GREAT TAILED GRACKLE//AHUITZOTL//QUISCALUS 53

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 ORNITHOLOGY WoSSC 1245744 34% 12% 4056
2 REVISTA BRASILEIRA DE ORNITOLOGIA journal 369420 2% 53% 272
3 BIRD SONG authKW 284725 1% 67% 167
4 AUK journal 275062 5% 17% 631
5 ORNITOLOGIA NEOTROPICAL journal 272137 2% 37% 290
6 SEKT ORNITHOL address 250438 1% 97% 101
7 HYBRID ZONE authKW 231827 2% 36% 253
8 FOSSIL BIRDS authKW 229479 1% 85% 106
9 MUSEUM NAT SCI address 177490 2% 31% 225
10 CONDOR journal 168058 4% 13% 493

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Ornithology 1245744 34% 12% 4056
2 Evolutionary Biology 94301 19% 2% 2242
3 Ecology 50805 24% 1% 2841
4 Zoology 50724 22% 1% 2585
5 Behavioral Sciences 41677 14% 1% 1627
6 Biodiversity Conservation 15541 6% 1% 689
7 Genetics & Heredity 10442 13% 0% 1605
8 Paleontology 4958 3% 1% 349
9 Biology 2285 5% 0% 549
10 Psychology, Biological 522 1% 0% 105

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 SEKT ORNITHOL 250438 1% 97% 101
2 MUSEUM NAT SCI 177490 2% 31% 225
3 ORNITHOL 119011 2% 19% 246
4 VERTEBRATE ZOOL 73138 2% 15% 194
5 ORNITOL 71408 1% 40% 70
6 BORROR BIOACOUST 50706 0% 83% 24
7 BIRDS 48768 0% 38% 51
8 SECAO AVES 47931 0% 72% 26
9 AFRICAN PARROT CONSERVAT 46420 0% 91% 20
10 ORNITHOL SECT 44885 0% 40% 44

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 REVISTA BRASILEIRA DE ORNITOLOGIA 369420 2% 53% 272
2 AUK 275062 5% 17% 631
3 ORNITOLOGIA NEOTROPICAL 272137 2% 37% 290
4 CONDOR 168058 4% 13% 493
5 WILSON BULLETIN 135790 3% 16% 334
6 WILSON JOURNAL OF ORNITHOLOGY 121182 2% 20% 242
7 EMU 87948 2% 15% 230
8 ANIMAL BEHAVIOUR 73161 4% 5% 536
9 JOURNAL OF ORNITHOLOGY 72092 2% 12% 228
10 IBIS 69848 2% 10% 277

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 BIRD SONG 284725 1% 67% 167 Search BIRD+SONG Search BIRD+SONG
2 HYBRID ZONE 231827 2% 36% 253 Search HYBRID+ZONE Search HYBRID+ZONE
3 FOSSIL BIRDS 229479 1% 85% 106 Search FOSSIL+BIRDS Search FOSSIL+BIRDS
4 PSITTACIDAE 123877 1% 64% 76 Search PSITTACIDAE Search PSITTACIDAE
5 BIRDSONG 117351 1% 32% 146 Search BIRDSONG Search BIRDSONG
6 AVES 108385 1% 28% 150 Search AVES Search AVES
7 SONG 103521 1% 31% 132 Search SONG Search SONG
8 SONG SHARING 91919 0% 100% 36 Search SONG+SHARING Search SONG+SHARING
9 PARROT 91459 1% 31% 116 Search PARROT Search PARROT
10 SONG LEARNING 88694 1% 49% 71 Search SONG+LEARNING Search SONG+LEARNING

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 PIACENTINI, VD , ALEIXO, A , AGNE, CE , MAURICIO, GN , PACHECO, JF , BRAVO, GA , BRITO, GRR , NAKA, LN , OLMOS, F , POSSO, S , ET AL (2015) ANNOTATED CHECKLIST OF THE BIRDS OF BRAZIL BY THE BRAZILIAN ORNITHOLOGICAL RECORDS COMMITTEE.REVISTA BRASILEIRA DE ORNITOLOGIA. VOL. 23. ISSUE 2. P. 91 -298 149 85% 16
2 LIVEZEY, BC , ZUSI, RL , (2007) HIGHER-ORDER PHYLOGENY OF MODERN BIRDS (THEROPODA, AVES : NEORNITHES) BASED ON COMPARATIVE ANATOMY. II. ANALYSIS AND DISCUSSION.ZOOLOGICAL JOURNAL OF THE LINNEAN SOCIETY. VOL. 149. ISSUE 1. P. 1 -95 273 47% 269
3 PODOS, J , WARREN, PS , (2007) THE EVOLUTION OF GEOGRAPHIC VARIATION IN BIRDSONG.ADVANCES IN THE STUDY OF BEHAVIOR, VOL 37. VOL. 37. ISSUE . P. 403 -458 178 84% 104
4 BEECHER, MD , (2008) FUNCTION AND MECHANISMS OF SONG LEARNING IN SONG SPARROWS.ADVANCES IN THE STUDY OF BEHAVIOR, VOL 38. VOL. 38. ISSUE . P. 167 -225 144 88% 10
5 BRADBURY, JW , BALSBY, TJS , (2016) THE FUNCTIONS OF VOCAL LEARNING IN PARROTS.BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY. VOL. 70. ISSUE 3. P. 293 -312 133 57% 4
6 NAGUIB, M , KUNC, HP , SPRAU, P , ROTH, T , AMRHEIN, V , (2011) COMMUNICATION NETWORKS AND SPATIAL ECOLOGY IN NIGHTINGALES.ADVANCES IN THE STUDY OF BEHAVIOR, VOL 43. VOL. 43. ISSUE . P. 239 -271 125 78% 9
7 SEARCY, WA , AKCAY, C , NOWICKI, S , BEECHER, MD , (2014) AGGRESSIVE SIGNALING IN SONG SPARROWS AND OTHER SONGBIRDS.ADVANCES IN THE STUDY OF BEHAVIOR, VOL 46. VOL. 46. ISSUE . P. 89 -125 109 78% 9
8 BYERS, BE , KROODSMA, DE , (2009) FEMALE MATE CHOICE AND SONGBIRD SONG REPERTOIRES.ANIMAL BEHAVIOUR. VOL. 77. ISSUE 1. P. 13 -22 102 82% 90
9 SEARCY, WA , BEECHER, MD , (2009) SONG AS AN AGGRESSIVE SIGNAL IN SONGBIRDS.ANIMAL BEHAVIOUR. VOL. 78. ISSUE 6. P. 1281 -1292 85 88% 122
10 LAHTI, DC , MOSELEY, DL , PODOS, J , (2009) VOCAL PERFORMANCE AND SENSORIMOTOR LEARNING IN SONGBIRDS.ADVANCES IN THE STUDY OF BEHAVIOR, VOL 40. VOL. 40. ISSUE . P. 159 -195 118 72% 47

Classes with closest relation at Level 2


Rank Class id link
1 8 ORNITHOLOGY//AUK//CONDOR
2 826 CONSERVATION GENETICS RESOURCES//MICROSATELLITES//PHYLOGEOGRAPHY
3 600 ORNITHOLOGY//JOURNAL OF RAPTOR RESEARCH//BIRD STUDY
4 3565 BERGMANNS RULE//ISLAND RULE//BIOL ANIM UDI ZOOL
5 785 SEED DISPERSAL//FRUGIVORY//JOURNAL OF TROPICAL ECOLOGY
6 787 SPECIES DISTRIBUTION MODELS//BIODIVERSITY CONSERVATION//CONSERVATION PLANNING
7 2404 HUMMINGBIRDS//SGLT1//NA ATPASE
8 390 NEUROSTEROIDS//ALLOPREGNANOLONE//SONGBIRD
9 661 ECOLOGY//SPECIES RICHNESS//MACROECOLOGY
10 3832 BIRD REPELLENT//CHEMICAL REPELLENT//D PULEGONE

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