Results 31 to 40 of about 39,306 (313)

Dissections of Larval, Pupal and Adult Butterfly Brains for Immunostaining and Molecular Analysis

open access: yesMethods and Protocols, 2021
Butterflies possess impressive cognitive abilities, and investigations into the neural mechanisms underlying these abilities are increasingly being conducted.
Yi Peng Toh   +2 more
doaj   +1 more source

Responses of fruit-feeding butterflies to selective logging in Sabah, Borneo [PDF]

open access: yes, 2001
This study investigated the impacts of selective logging on tropical butterflies in lowland dipterocarp rainforest of Sabah, Malaysia (Borneo). Fruit-baited traps were used to survey butterflies in unlogged forest and forest that had been selectively ...
Benedick, Suzan
core  

Phylogenetic Codivergence Supports Coevolution of Mimetic Heliconius Butterflies

open access: yes, 2012
The unpalatable and warning-patterned butterflies _Heliconius erato_ and _Heliconius melpomene_ provide the best studied example of mutualistic Müllerian mimicry, thought – but rarely demonstrated – to promote coevolution.
Michael Charleston   +3 more
core   +1 more source

Genomic Hotspots for Adaptation: The Population Genetics of Mullerian Mimicry in the Heliconius melpomene Clade [PDF]

open access: yes, 2010
Wing patterning in Heliconius butterflies is a longstanding example of both Mullerian mimicry and phenotypic radiation under strong natural selection. The loci controlling such patterns are "hotspots" for adaptive evolution with great allelic diversity ...
Clark Richard   +110 more
core   +1 more source

Janus Photonic Graphics by Stratified Assembly of Two Distinct Colloids

open access: yesAdvanced Functional Materials, EarlyView.
Double‐sided Janus photonic micropatterns with vivid structural colors are fabricated through a single‐step bottom‐up strategy. Density‐driven stratification and depletion‐mediated crystallization of PMMA and PS binary colloids lead to exclusive lattices on opposite surfaces under centrifugal force.
Young Geon Kim   +4 more
wiley   +1 more source

Contribution to the knowledge of diurnal butterflies (Lepidoptera: Papilionoidea) of the Uruki – El Manantial Community and Ecotourism Nature Reserve, Florencia (Colombia)

open access: yesActualidades Biológicas
In the Neotropics, butterfly diversity is threatened by the loss and transformation of natural habitats, mainly due to deforestation and the expansion of human activities. Diurnal butterflies, recognized as bioindicators of habitat quality, allow for the
Kimberly I. Nieto-Morea   +2 more
doaj   +1 more source

A fishing expedition to discover the pollinators of several subtropical Apocynaceae

open access: yesApplications in Plant Sciences, 2020
Premise Flowers of the Apocynaceae (milkweed family) have complex structures and pollination mechanisms. Pollen removal and deposition in Angadenia, Pentalinon, and Echites are similar, with anthers releasing pollen onto the sterile style head.
Suzanne Koptur   +3 more
doaj   +1 more source

Ferroelectric Quantum Dots for Retinomorphic In‐Sensor Computing

open access: yesAdvanced Materials, EarlyView.
This work has provided a protocol for fabricating retinomorphic phototransistors by integrating ferroelectric ligands with quantum dots. The resulting device combines ferroelectricity, optical responsiveness, and low‐power operation to enable adaptive signal amplification and high recognition accuracy under low‐light conditions, while supporting ...
Tingyu Long   +26 more
wiley   +1 more source

The landscape ecology of butterflies in traditionally managed Norwegian farmland [PDF]

open access: yes, 1998
The modernisation of agriculture has lead to changes in Norwegian farming landscapes that have consequences for butterfly distribution and abundance.
Fjellstad, W.J., Fjellstad, Wendy Jane
core  

3D Anodic Alumina Nanoarchitectures: A Decade of Progress from Foundational Science to Functional Metamaterials

open access: yesAdvanced Materials, EarlyView.
Ordered three‐dimensional anodic aluminum oxide (3D‐AAO) nanoarchitectures with longitudinal and transverse pores enable architecture‐driven metamaterials. The review maps fabrication advances, including hybrid pulse anodization, and shows how 3D‐AAO templates tailor properties across magnetism, energy, catalysis, and sensing.
Marisol Martín‐González
wiley   +1 more source

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