Results 1 to 10 of about 36,390 (174)

Her Majesty’s Desert Throne: The Ecology of Queen Butterfly Oviposition on Mojave Milkweed Host Plants [PDF]

open access: yesInsects, 2020
Butterfly–host plant relationships can inform our understanding of ecological and trophic interactions that contribute to ecosystem function, resiliency, and services.
Steven M. Grodsky   +3 more
doaj   +9 more sources

Ecology of the Western Queen Butterfly Danaus gilippus thersippus (Lepidoptera: Nymphalidae) in the Mojave and Sonoran Deserts [PDF]

open access: yesInsects, 2020
The purpose of this study was to assess the ecological knowledge surrounding the western queen butterfly, Danaus gilippus thersippus (H. Bates). Specifically, our objectives were to synthesize existing data and knowledge on the ecology of the queen and ...
Leslie Saul-Gershenz   +2 more
doaj   +7 more sources

Neo Sex Chromosomes, Colour Polymorphism and Male-Killing in the African Queen Butterfly, Danaus chrysippus (L.) [PDF]

open access: yesInsects, 2019
Danaus chrysippus (L.), one of the world’s commonest butterflies, has an extensive range throughout the Old-World tropics. In Africa it is divided into four geographical subspecies which overlap and hybridise freely in the East African Rift: Here ...
David A.S. Smith   +6 more
doaj   +7 more sources

Prevalence of monarch (Danaus plexippus) and queen (Danaus gilippus) butterflies in West Texas during the fall of 2018 [PDF]

open access: yesBMC Ecology, 2020
Background The monarch butterfly (Danaus plexippus) is a conspicuous insect that has experienced a drastic population decline over the past two decades.
Matthew Z. Brym   +5 more
doaj   +3 more sources

Resistance and Tolerance to Imperfectly Specialized Parasites: Milkweed Butterflies and Their Protozoan Parasites [PDF]

open access: yesEcology and Evolution
Understanding host specificity and cross‐species transmission of parasites is crucial for predicting the risk and consequences of parasite spillover. We experimentally examined these dynamics in two closely related, sympatric, milkweed butterfly hosts ...
Maria L. Müller‐Theissen   +2 more
doaj   +2 more sources

Aiming Higher to Test a Bend in the Curve of Biodiversity Loss: The Challenge of Halt-The-Loss Targets. [PDF]

open access: yesEcol Evol
We present a test to evaluate targets to ‘halt the loss’ of biodiversity. We use simulations to explore the accuracy of this test with different datasets. We recommend that thresholds for target assessments are set on a case‐by‐case basis using simulations, and that assessments are regarded as interim until data following the target year can be ...
Attwood MC   +3 more
europepmc   +2 more sources

First Detection of Honeybee Pathogenic Viruses in Butterflies

open access: yesInsects, 2022
Several pathogens are important causes of the observed pollinator decline, some of which could be transmitted between different pollinator species. To determine whether honeybee viruses can be transmitted to butterflies, a total of 120 butterflies were ...
Metka Pislak Ocepek   +4 more
doaj   +1 more source

Phenotypic Plasticity: What Has DNA Methylation Got to Do with It?

open access: yesInsects, 2022
How does one genome give rise to multiple, often markedly different, phenotypes in response to an environmental cue? This phenomenon, known as phenotypic plasticity, is common amongst plants and animals, but arguably the most striking examples are seen ...
Elizabeth J. Duncan   +2 more
doaj   +1 more source

Variation in butterfly larval acoustics as a strategy to infiltrate and exploit host ant colony resources. [PDF]

open access: yesPLoS ONE, 2014
About 10,000 arthropods live as ants' social parasites and have evolved a number of mechanisms allowing them to penetrate and survive inside the ant nests. Many of them can intercept and manipulate their host communication systems.
Marco Sala   +4 more
doaj   +1 more source

Teaching Categories to Human Learners with Visual Explanations [PDF]

open access: yes, 2018
We study the problem of computer-assisted teaching with explanations. Conventional approaches for machine teaching typically only provide feedback at the instance level e.g., the category or label of the instance.
Chen, Yuxin   +4 more
core   +2 more sources

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