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Anting behaviour with millipedes by the dendrocolaptid bird Xiphocolaptes albicollis in southeastern Brazil Biota Neotropica
Sazima,Ivan.
Several bird species practice anting. While anting a bird holds an ant or other arthropod that produces toxic or irritating secretions and rubs it on the plumage. Here I describe the White-collared Woodcreeper (Xiphocolaptes albicollis) rubbing its body with millipedes of the orders Spirostreptida and Polydesmida while foraging among banana stumps or at bromeliad clumps in southeastern Brazil. On three occasions I recorded the bird holding a millipede in the bill and rubbing it against its chest, belly, and wings. From time to time the millipede was "chewed", and hammered against the substratum and then rubbed on the plumage again. After a while the millipede was ingested or dropped. Bromeliads harbour a rich fauna that includes mosquitoes, ticks, spiders,...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Aves; Dendrocolaptidae; Anting behaviour; Foraging behaviour; Millipedes; Toxic secretion; "Xiphocolaptes albicollis".
Ano: 2009 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1676-06032009000100024
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The surprising "B-side": description of a new foraging tactic for the pearl cichlid, Geophagus brasiliensis, in a coastal stream of the Atlantic Forest Biota Neotropica
Souza,Gabriel Raposo Silva de; Sabino,José; Garrone-Neto,Domingos.
Abstract: A new foraging tactic for the pearl cichlid, Geophagus brasiliensis, is described from underwater observations performed in a coastal stream of the Atlantic Forest, Southeastern Brazil. Named "shift picking", the foraging tactic involved the manoeuvering of leaves, wood twigs and tree bark present in the substrate, with fish using its mouth to turn objects and uncover macroinvertebrates adhered to the underside of the object being picked ("B-side"). The object-shifting behaviour is rarely reported for fish and the present description seems to be the first record for a freshwater species of South America.
Tipo: Info:eu-repo/semantics/other Palavras-chave: Foraging behaviour; Fish ecology; Naturalistic studies; Cichlidae; Atlantic Forest.
Ano: 2019 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1676-06032019000300503
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Foraging behavior of bee pollinators on the tropical weed Triumfetta semitriloba: flight distance and directionality BJB
COLLEVATTI,R. G.; SCHOEREDER,J. H.; CAMPOS,L. A. O..
We studied flight distance and directionality of bee pollinators on the tropical shrub weed Triumfetta semitriloba Jacq. (Tiliaceae), addressing (1) within- and between-plant movement pattern; (2) distances flown between plants; (3) flight directionality. Flowering plants were distributed in well-delimited clumps, in each of two pasture areas (A1 and A2) and one area of forest gap (A3), in Viçosa, southeastern Brazil. Five solitary bee species, Augochlorella michaelis, Augochloropsis cupreola, Pseudocentron paulistana, Ceratinula sp., Melissodes sexcincta, and two social bee, Plebeia droryana, P. cf. nigriceps were observed. All species moved mainly to the nearest flower on the same individual plant and, in between-plant movements, to the first or second...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Foraging behaviour; Directionality; Pollination; Flight distance; Solitary bees.
Ano: 2000 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0034-71082000000100005
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Locomotor activity of Cycloneda sanguinea (Coleoptera: Coccinellidae) exposed to volatile semiochemicals and to direct contact with the odour source Rev. Soc. Entomol. Argent.
Heit,Guillermo E.; Sardoy,Pedro; Cohen,Graciela R.; Mareggiani,Graciela.
Cycloneda sanguinea (Linnaeus) (Coleoptera: Coccinellidae) is an opportunistic polyphagous predator and when aphids dominate its menu, a complex foraging behaviour can be expected. An active movement characterized by a high locomotor activity plays an important role in the search of this prey. The behaviour of C. sanguinea adults exposed to volatile semiochemicals emitted by Capsicum annuum Linnaeus (Solanaceae) substrates, healthy or infested with Myzus persicae (Sulzer) (Hemiptera: Aphididae), or in direct contact with these substrates was here analyzed. The treatments evaluated were: A) high aphid-infested pepper leaves, B) low aphid-infested pepper leaves, C) healthy pepper leaves and D) control. Locomotor activity was not significantly different among...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Foraging behaviour; Capsicum annuum; Cycloneda sanguinea; Myzus persicae; Actometer.
Ano: 2007 URL: http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S0373-56802007000200022
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The diet of bats from Southeastern Brazil: the relation to echolocation and foraging behaviour Zoologia
Fenton,M. Brock; Whitaker Jr,John O; Vonhof,Maarten J; Waterman,Jane M; Pedro,Wagner A; Aguiar,Ludmilla M.S; Baumgarten,Júlio E; Bouchard,Sylvie; Faria,Deborah M; Portfors,Christine V; Rautenbach,Naas I.L; Scully,William; Zortea,Marlon.
In this study the incidence of moths and beetles was examined from feces samples of bats that use different foraging behaviors. Twenty sites around the Fazenda Intervales, a Field Research Station located in São Paulo State, in southeastern Brazil were sampled. Feces were collected from bats caught in mist nets, Turtle Traps or hand nets and, in one case, from beneath a roost. Feces samples were taken from six species of bats: Micronycteris megalotis (Gray, 1842), Mimon bennettii (Gray, 1838), Furipterus horrens (F. Cuvier, 1828), Myotis riparius Handley, 1960, Myotis ruber (E. Geoffroy, 1806) and Histiotus velalus (I. Geoffroy, 1824). To record and describe the frequencies dominating bat echolocation calls, an Anabat II bat detector coupled with an Anabat...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Chiroptera; Diet; Echolocation; Foraging behaviour; Southeastern Brazil.
Ano: 1999 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81751999000400017
Registros recuperados: 5
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