Analyzing the neutral and adaptive background of butterfly voltinism reveals structural variation in a core circadian gene

O Lindestad, S Nylin, CW Wheat, K Gotthard - bioRxiv, 2020 - biorxiv.org
Many insects exhibit geographic variation in voltinism, the number of generations produced
per year. This includes high-latitude species in previously glaciated areas, implying …

Local adaptation of life cycles in a butterfly is associated with variation in several circadian clock genes

O Lindestad, S Nylin, CW Wheat… - Molecular …, 2022 - Wiley Online Library
Many insects exhibit geographical variation in voltinism, the number of generations
produced per year. This includes high‐latitude species in previously glaciated areas …

[HTML][HTML] Geographic variation in life cycles: Local adaptation and ecological genetics in a temperate butterfly

O Lindestad - 2020 - diva-portal.org
Conditions in nature change with the seasons, necessitating seasonal adaptations that
synchronize the life cycles of organisms with their surroundings. Such regulatory …

[HTML][HTML] Testing for variation in photoperiodic plasticity in a butterfly: Inconsistent effects of circadian genes between geographic scales

O Lindestad, S Nylin, CW Wheat… - Ecology and …, 2024 - Wiley Online Library
abstract The genetic components of the circadian clock have been implicated as involved in
photoperiodic regulation of winter diapause across various insect groups, thereby …

Local adaptation of photoperiodic plasticity maintains life cycle variation within latitudes in a butterfly

O Lindestad, CW Wheat, S Nylin, K Gotthard - Ecology, 2019 - Wiley Online Library
The seasonal cycle varies geographically and organisms are under selection to express life
cycles that optimally exploit their spatiotemporal habitats. In insects, this often means …

Explaining the sawtooth: latitudinal periodicity in a circadian gene correlates with shifts in generation number

RC Levy, GM Kozak, CB Wadsworth… - Journal of …, 2015 - academic.oup.com
Many temperate insects take advantage of longer growing seasons at lower latitudes by
increasing their generation number or voltinism. In some insects, development time abruptly …

[HTML][HTML] Consistent trait-temperature interactions drive butterfly phenology in both incidental and survey data

EA Larsen, MW Belitz, RP Guralnick, L Ries - Scientific Reports, 2022 - nature.com
Data availability limits phenological research at broad temporal and spatial extents.
Butterflies are among the few taxa with broad-scale occurrence data, from both incidental …

CIRCADIAN CLOCK REGULATION OF PHOTOPERIODIC RESPONSES IN THE MONARCH BUTTERFLY

S Iiams - 2021 - oaktrust.library.tamu.edu
Since the dawn of life on Earth, organisms have had to overcome tremendous challenges in
securing food, territory, and mates in order to survive daily and seasonal environmental …

Partial reuse of circadian clock genes along parallel clines of diapause in two moth species

Y Yu, LL Huang, FS Xue, EB Dopman - Molecular Ecology, 2023 - Wiley Online Library
Understanding the molecular basis of repeated evolution improves our ability to predict
evolution across the tree of life. Only since the last decade has high‐throughput sequencing …

[HTML][HTML] Adaptive evolution of the circadian gene timeout in insects

HF Gu, JH Xiao, LM Niu, B Wang, GC Ma, DW Dunn… - Scientific Reports, 2014 - nature.com
Most insects harbor two paralogous circadian genes, namely timeout and timeless.
However, in the Hymenoptera only timeout is present. It remains unclear whether both …