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 | Acesso ao texto completo restrito à biblioteca da Embrapa Amazônia Oriental. Para informações adicionais entre em contato com cpatu.biblioteca@embrapa.br. |
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Registro Completo |
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Biblioteca(s): |
Embrapa Amazônia Oriental. |
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Data corrente: |
18/05/2015 |
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Data da última atualização: |
31/05/2022 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Autoria: |
SEGERS, F. H. I. D.; MENEZES, C.; VOLLET-NETO, A.; LAMBERT, D.; GRÜTER, C. |
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Afiliação: |
Francisca H. I. D. Segers, USP; CRISTIANO MENEZES, CPATU; Ayrton Vollet-Neto, USP; Dorothee Lambert, USP / University of Tübingen; Christoph Grüter, USP / University of Lausanne. |
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Título: |
Soldier production in a stingless bee depends on rearing location and nurse behaviour. |
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Ano de publicação: |
2015 |
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Fonte/Imprenta: |
Behavioral Ecology and Sociobiology, v. 69, n. 4, p. 613-623, Apr. 2015. |
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DOI: |
10.1007/s00265-015-1872-6 |
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Idioma: |
Inglês |
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Conteúdo: |
The spectacular morphological variation among workers of certain ant and termite species has fascinated evolutionary biologists since Darwin. In some species, environmental triggers induce larvae to develop into different phenotypes, e.g. minor or major workers (soldiers). Recently, the first soldier subcaste was discovered in a bee, the stingless bee Tetragonisca angustula. In contrast to ants, which raise their offspring by progressively feeding larvae until the pupal stage, T. angustula nurses mass provision individual brood cells after which the bees develop from egg to young workers in sealed cells on a seemingly uniform brood comb. This prompts the question of how this bee creates a morphologically variable workforce without larvae having direct contact with nursing workers. We investigated where T. angustula raises a larger soldier subcaste on its compact brood comb. Additionally, we examined whether size differences among workers could be generated by differential distribution of food by nursing workers. We found that colonies produce c. 1?6 % of soldier-sized workers, which mainly emerge from a small central area of the comb. In this area, cells are wider and a larger number of nursing bees unload larval food here before oviposition. Cell attendance levels prior to oviposition were similar across the comb and, thus, did not explain the larger food volumes found in the centre. Our results suggest that workers determine soldier production via larval food discharges and cell-building behaviour. Nutritional differences among larvae might then induce larvae into one or the other caste developmental pathway. MenosThe spectacular morphological variation among workers of certain ant and termite species has fascinated evolutionary biologists since Darwin. In some species, environmental triggers induce larvae to develop into different phenotypes, e.g. minor or major workers (soldiers). Recently, the first soldier subcaste was discovered in a bee, the stingless bee Tetragonisca angustula. In contrast to ants, which raise their offspring by progressively feeding larvae until the pupal stage, T. angustula nurses mass provision individual brood cells after which the bees develop from egg to young workers in sealed cells on a seemingly uniform brood comb. This prompts the question of how this bee creates a morphologically variable workforce without larvae having direct contact with nursing workers. We investigated where T. angustula raises a larger soldier subcaste on its compact brood comb. Additionally, we examined whether size differences among workers could be generated by differential distribution of food by nursing workers. We found that colonies produce c. 1?6 % of soldier-sized workers, which mainly emerge from a small central area of the comb. In this area, cells are wider and a larger number of nursing bees unload larval food here before oviposition. Cell attendance levels prior to oviposition were similar across the comb and, thus, did not explain the larger food volumes found in the centre. Our results suggest that workers determine soldier production via larval food discharges an... Mostrar Tudo |
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Palavras-Chave: |
Division of labour; Meliponicultura; Morphological castes; Size polymorphism. |
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Thesagro: |
Abelha; Criação. |
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Thesaurus Nal: |
social insects; stingless bees. |
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Categoria do assunto: |
O Insetos e Entomologia |
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Marc: |
LEADER 02461naa a2200277 a 4500
001 2015669
005 2022-05-31
008 2015 bl uuuu u00u1 u #d
024 7 $a10.1007/s00265-015-1872-6$2DOI
100 1 $aSEGERS, F. H. I. D.
245 $aSoldier production in a stingless bee depends on rearing location and nurse behaviour.$h[electronic resource]
260 $c2015
520 $aThe spectacular morphological variation among workers of certain ant and termite species has fascinated evolutionary biologists since Darwin. In some species, environmental triggers induce larvae to develop into different phenotypes, e.g. minor or major workers (soldiers). Recently, the first soldier subcaste was discovered in a bee, the stingless bee Tetragonisca angustula. In contrast to ants, which raise their offspring by progressively feeding larvae until the pupal stage, T. angustula nurses mass provision individual brood cells after which the bees develop from egg to young workers in sealed cells on a seemingly uniform brood comb. This prompts the question of how this bee creates a morphologically variable workforce without larvae having direct contact with nursing workers. We investigated where T. angustula raises a larger soldier subcaste on its compact brood comb. Additionally, we examined whether size differences among workers could be generated by differential distribution of food by nursing workers. We found that colonies produce c. 1?6 % of soldier-sized workers, which mainly emerge from a small central area of the comb. In this area, cells are wider and a larger number of nursing bees unload larval food here before oviposition. Cell attendance levels prior to oviposition were similar across the comb and, thus, did not explain the larger food volumes found in the centre. Our results suggest that workers determine soldier production via larval food discharges and cell-building behaviour. Nutritional differences among larvae might then induce larvae into one or the other caste developmental pathway.
650 $asocial insects
650 $astingless bees
650 $aAbelha
650 $aCriação
653 $aDivision of labour
653 $aMeliponicultura
653 $aMorphological castes
653 $aSize polymorphism
700 1 $aMENEZES, C.
700 1 $aVOLLET-NETO, A.
700 1 $aLAMBERT, D.
700 1 $aGRÜTER, C.
773 $tBehavioral Ecology and Sociobiology$gv. 69, n. 4, p. 613-623, Apr. 2015.
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Registro original: |
Embrapa Amazônia Oriental (CPATU) |
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Registro Completo
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Biblioteca(s): |
Embrapa Amazônia Oriental. |
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Data corrente: |
02/12/2005 |
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Data da última atualização: |
20/10/2022 |
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Tipo da produção científica: |
Artigo em Anais de Congresso / Nota Técnica |
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Autoria: |
VEIGA, J. B. da; TOURRAND, J. F.; PIKETTY, M. G. |
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Afiliação: |
JONAS BASTOS DA VEIGA, CPATU; JEAN F. TOURRAND, CIRAD; MARIE G. PIKETTY, CIRAD. |
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Título: |
Fatores determinantes da expansão da pecuária no Estado do Pará. |
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Ano de publicação: |
2004 |
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Fonte/Imprenta: |
In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 41., 2004, Campo Grande, MS. A produção animal e a segurança alimentar: anais dos simpósios. Campo Grande, MS: SBZ: Embrapa Gado de Corte, 2004. |
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Páginas: |
p. 558-568. |
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Idioma: |
Português |
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Palavras-Chave: |
Brasil; Expansão; Pará. |
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Thesagro: |
Agricultura Familiar; Pecuária; Produção; Produtor. |
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Thesaurus NAL: |
Amazonia. |
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Categoria do assunto: |
-- |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/84029/1/9-4.pdf
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Marc: |
LEADER 00761nam a2200229 a 4500
001 1407677
005 2022-10-20
008 2004 bl uuuu u00u1 u #d
100 1 $aVEIGA, J. B. da
245 $aFatores determinantes da expansão da pecuária no Estado do Pará.
260 $aIn: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 41., 2004, Campo Grande, MS. A produção animal e a segurança alimentar: anais dos simpósios. Campo Grande, MS: SBZ: Embrapa Gado de Corte$c2004
300 $ap. 558-568.
650 $aAmazonia
650 $aAgricultura Familiar
650 $aPecuária
650 $aProdução
650 $aProdutor
653 $aBrasil
653 $aExpansão
653 $aPará
700 1 $aTOURRAND, J. F.
700 1 $aPIKETTY, M. G.
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