Results 21 to 30 of about 69,456 (214)
The monarch butterfly in North America has suffered a serious population decline since the mid-1990s. The introduction and widespread use of neonicotinoid insecticides during the same time period has been suggested as a potential driver of this decline ...
David G. James
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Ranz et al. present a high-quality genome assembly for the monarch butterfly Danaus plexippus and a comprehensive set of RNA sequencing data across different tissues and life stages.
José M. Ranz +10 more
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The Role of Modeling in Monarch Butterfly Research and Conservation
Models are an integral part of the scientific endeavor, whether they be conceptual, mathematical, statistical, or simulation models. Models of appropriate complexity facilitate comprehension and improve understanding of the variables driving system ...
Tyler J. Grant +2 more
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The monarch butterfly (Danaus plexippus), an iconic species that migrates annually across North America, has steeply declined in numbers over the past decade.
Rodrigo Solis-Sosa +5 more
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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
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Uptake and toxicity of clothianidin to monarch butterflies from milkweed consumption [PDF]
Recent concern for the adverse effects from neonicotinoid insecticides has centered on risk for insect pollinators in general and bees specifically. However, natural resource managers are also concerned about the risk of neonicotinoids to conservation ...
Timothy A. Bargar +2 more
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Assessing Role of Major Drivers in Recent Decline of Monarch Butterfly Population in North America
Monarch (Danaus plexippus L.) is a long distance migratory species of butterfly in North America that has experienced population declines in recent years. Several interacting factors have been postulated to contribute to this decline.
Joseph Belsky, Neelendra K. Joshi
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Viceroy butterfly Limenitis archippus (Cramer) (Lepidoptera: Nymphalidae: Limenitidinae)
EENY-458, a 5-page illustrated fact sheet by Andrei Sourakov, is part of the Featured Creatures collection. It describes this black butterfly with white vertical stripes, which is similar to, but smaller than, the monarch butterfly — its synonymy ...
Andrei Sourakov
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Estimating Overwintering Monarch Butterfly Populations Using Terrestrial LiDAR Scanning
Concerns about the state of decline of the North American monarch butterfly (Danaus plexippus) have prompted their consideration for listing under the Endangered Species Act. Data suggest a substantial decline (> 80%) in overwintering numbers for both
Nickolay I. Hristov +6 more
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Spatial Synchrony of Monarch Butterflies [PDF]
I examined spatial synchrony in populations of monarch butterflies (Danaus plexippus) during the summer breeding season across North America and while overwintering along the Pacific Coast. Spatial synchrony was observed in all analyses, but was particularly great among eastern summer populations and among overwintering populations on the Pacific Coast.
openaire +2 more sources

