Results 71 to 80 of about 31,233 (264)
Sperm mixing in the polyandrous leaf-cutting ant Acromyrmex echinatior [PDF]
, 2014 The insemination of queens by sperm from multiple males (polyandry) has evolved in a number of eusocial insect lineages despite the likely costs of the behavior.
Boomsma, Jacobus J +3 more
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Biological Reviews, EarlyView.ABSTRACT Oropharyngeal food processing exhibits a remarkable diversity among vertebrates, reflecting the evolution of specialised ‘processing centres’ associated with the mandibular, hyoid, and branchial arches. Although studies have detailed various food‐processing strategies and mechanisms across vertebrates, a coherent and comprehensive terminology ...
Daniel Schwarz +6 more
wiley +1 more source
Mating system and population genetic structure of the bulldog ant Myrmecia pavida [PDF]
, 2013 Understanding the evolution of the alternative mating strategies of monandry and polyandry is a fundamental problem in evolutionary biology because of the cost-benefit trade-offs associated with mating for females.
Baer, Boris +3 more
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Early‐Life Clinical Factors Shape Cerebellar Structure in Preterm‐Born Children
Annals of the Child Neurology Society, EarlyView.ABSTRACT Objective Preterm birth alters typical brain development due to complex exposures related to neonatal illness, pain management, and brain injury. Despite an increased understanding of neonatal brain injury on developmental outcomes, the association of cerebellar maturation with school‐age motor and cognitive function remains incompletely ...
Victoria Rapos +6 more
wiley +1 more source
Quantificação das perdas no desenvolvimento de Pinus taeda após o ataque de formigas cortadeiras
Ciência Florestal, 2008 In this study, the main purpose was to quantify the diameter, height and productivity index losses in initial development in Pinus taeda seedlings in stands in Argentine, after leaf cutting ants attack. The treatments were: T1 = control without attack;
Edison Bisognin Cantarelli +3 more
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Occurrence of polygyny in Acromyrmex subterraneus molestans Santschi 1925 (Hymenoptera: Formicidae) [PDF]
Ciência Rural, 2004 Polygyny denotes the coexistence of two or more mated and fertile queens in the colony. A colony of Acromyrmex subterraneus molestans Santschi containing 14 queens was collected on campus of the Universidade Federal de Viçosa, Brazil, aiming to verify if
Danival José de Souza +3 more
doaj +1 more source
Anthropocene, Capitalocene, Machinocene: Illusions of instrumental reason [PDF]
, 2019 In their seminal work, Dialectics of Enlightenment, Horkheimer and Adorno interpreted capitalism as the irrational monetization of nature. In the present work, I analyze three 21st century concepts, Anthropocene, Capitalocene and Machinocene, in light of
Slijepcevic, Predrag
core +2 more sources
Resilience Practices and Post‐Traumatic Growth Among Sudanese IDPs
Conflict Resolution Quarterly, EarlyView.ABSTRACT In this paper we examine the resilience of internally displaced persons (IDPs) in Sudan who have endured various forms of suffering resulting from being targeted or trapped by militants involved in large‐scale violence. Upon escaping the conflict zones, the civilians exhibit strength, adaptability, and wisdom in the face of various threats to ...
Karina Korostelina +2 more
wiley +1 more source
PLoS ONE, 2018 Atta bisphaerica (Forel) is a leaf-cutting ant that specializes on grass and causes productivity losses in sugar cane fields and pastures. Three phorid species, Apocephalus attophilus (Borgmeier), Myrmosicarius grandicornis (Borgmeier) and ...
Cliver Fernandes Farder-Gomes +5 more
doaj +1 more source
Sociobiology, 2016 The leaf-cutting ants Atta sexdens (Linnaeus) and Atta laevigata (Smith) were parasitized by the following phorid flies: Apocephalus attophilus Borgmeier, Apocephalus vicosae Disney, Myrmosicarius grandicornis Borgmeier and species of Eibesfeldtphora ...
Marcos Antonio Lima Bragança +4 more
doaj +1 more source