Results 21 to 30 of about 24,870 (305)

Additions to the Checklist of the Illinois Spiders [PDF]

open access: yes, 2017
Five families and 140 species of spiders not included in former Illinois checklists are recorded. Two of these families, Antrodiaetidae and Scytodidae, and 40 of the species have been cited in earlier revisionary or other literature.
Beatty, J. A, Nelson, J. M
core   +3 more sources

Effects of Mother’s Dominance Hierarchy on the Development of Social Relationships among Immature Tibetan Macaques

open access: yesAnimals, 2022
During a relatively long period of growth, immature individuals rely on their mothers to obtain nutrition, and a good environment for learning social skills needed to cope with complex environments in adulthood. In this study, we collected the behavioral
Chuan-Chang Liu   +5 more
doaj   +1 more source

Redescription of immatures of Dasyhelea flavifrons Guérin-Méneville (Culicomorpha: Ceratopogonidae) and new contribution to the knowledge of its larval habitats

open access: yesAnais da Academia Brasileira de Ciências, 2019
: The fourth instar larva and pupa of Dasyhelea flavifrons Guérin-Méneville are redescribed, illustrated, and photomicrographed using binocular, phase-contrast, and scanning electron microscopy.
FLORENTINA DÍAZ   +3 more
doaj   +1 more source

Characteristics of water containers influencing the presence of Aedes immatures in an ecotourism area of Bang Kachao Riverbend, Thailand [PDF]

open access: yesJournal of Health Research, 2019
Purpose - The purpose of this paper is to investigate the influence of breeding containers on the production of Aedes mosquitoes after a vector-control program in households that might support dengue transmission in tourist attraction areas of Bang ...
Pathavee Waewwab   +5 more
doaj   +1 more source

Life-History traits of Hollandichthys multifascitus (Eigenmann & Norris, 1900) (Characiformes: Characidae) in coastal Atlantic Forest blackwater streams from Southeastern Brazil [PDF]

open access: yesPapéis Avulsos de Zoologia, 2022
Ecological and life history traits have been used to understand the basic ecology of fishes. This study aimed to examine the existence of plasticity in life history traits of populations of Hollandichthys multifasciatus in ten blackwater streams. This is
Vinicius de Carvalho Cardoso   +1 more
doaj   +1 more source

Spermatogenesis in immature mammals [PDF]

open access: yesReproductive Medicine and Biology, 2007
Mammalian spermatogenesis has been studied extensively as a prime theme of male reproductive biology, especially for germ cell production, fertilization and development. Investigation of spermatogenesis has provided us with the opportunity to both study the male germ line stem cells and generate the transgenic animals.
Koh-Ichi, Hamano   +3 more
openaire   +2 more sources

Social bonds and genetic ties: Kinship association and affiliation in a community of bonobos (Pan paniscus) [PDF]

open access: yes, 1999
Studies of captive populations of bonobos suggest that females are more gregarious than males. This seems to contradict assumed sex-differences in kinship deriving from a speciestypical dispersal pattern of female exogamy and male philopatry.
Fruth, Barbara   +3 more
core   +1 more source

Hoverfly (Diptera: Syrphidae) diversity in Tapada da Ajuda, Lisbon - a preliminary study [PDF]

open access: yes, 2018
Hoverflies are holometabolic insects, whose adults are pollinators feeding on nectar and pollen. Frequently, they are confused with wasps, bees and bumblebees.
Espírito Santo, Gonçalo   +2 more
core   +1 more source

Bamboo (Poales, Poaceae): An Important Maintainer of Immature Mosquitoes (Diptera: Culicidae) in a Biodiversity Hotspot in the City of Rio de Janeiro, Brazil

open access: yesLife
Although tropical forests are home to most of the global diversity, they suffer from the most significant knowledge gaps concerning their fauna. Despite its high biodiversity, Brazil is facing an alarming destruction of habitats, with species becoming ...
Manuella Pereira Cerqueira Leite   +7 more
doaj   +1 more source

A generic key to the known larval Elmidae (Insecta: Coleoptera) of French Guiana

open access: yesPapéis Avulsos de Zoologia
An identification key is provided for 21 larval types of Elmidae (riffle beetles) known to occur in French Guiana. Not all elmid genera known to occur in French Guiana are known in the larval stage.
William D. Shepard   +2 more
doaj   +1 more source

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