Library

Welcome to the monarch library! Our goal is to include all peer-reviewed articles on monarch biology with links to sites that will give you the easiest direct access to each article. Please contact leslie.ries@georgetown.edu if you 1) know of an article not included, 2) find a mistake in any of the listed articles, 3) know of a better link to access an article. Thanks! With your help we can provide the most complete, informative access to all papers on monarch biology.

Field Definitions

First author: Last name of the first author
Type: Article or book chapter
Year: Publication year
Source: Journal or book
Category*: Broad scope of the publication.
Research topic (monarch & supporting research only)*: Specific topic.
Geographic focus*: Geographic setting for field studies.
Monitoring data used: Data from monitoring or public data efforts.
* Full list

953 result(s)
Category: Population dynamics
Type: Article
Year: 2020
Brym MZ, Henry C, Lukashow-Moore SP, Henry BJ, van Gestel N, Kendall RJ. Prevalence of monarch (Danaus plexippus) and queen (Danaus gilippus) butterflies in West Texas during the fall of 2018. BMC Ecol. 2020 Jun 12;20(1):33. doi: 10.1186/s12898-020-00301-x. PMID: 32532338; PMCID: PMC7291465.

Category: GMO/toxins
Type: Article
Year: 2020
Bargar TA, Hladik ML, Daniels JC. 2020. Uptake and toxicity of clothianidin to monarch butterflies from milkweed consumption. PeerJ 8:e8669 https://doi.org/10.7717/peerj.8669

Category: Physiology/behavior
Type: Article
Year: 2020
Andrew K. Davis "Evaluating Cardiac Reactions of Monarch Butterflies to Human Handling across Three Life Stages," The Journal of the Lepidopterists' Society 74(1), 43-50, (16 March 2020). https://doi.org/10.18473/lepi.74i1.a5

Category: Resource use
Type: Article
Year: 2020
Fisher, K.E., Hellmich, R.L. & Bradbury, S.P. Estimates of common milkweed (Asclepias syriaca) utilization by monarch larvae (Danaus plexippus) and the significance of larval movement. J Insect Conserv 24, 297–307 (2020). https://doi.org/10.1007/s10841-019-00213-2

Category: Migration, Evolution/range
Type: Article
Year: 2020
Freedman, M.G., Dingle, H., Y. Strauss, S.Y., Ramírez, S.R. (2020) Two centuries of monarch butterfly collections reveal contrasting effects of range expansion and migration loss on wing traits. Proceedings of the National Academy of Sciences. 117:46. doi: 10.1073/pnas.2001283117

Category: Population dynamics
Type: Article
Year: 2020
Grant, T.J., D.T.T. Flockhart, T.R. Blader, R.L. Hellmich, G.M. Piman, S. Tyner, D.R. Norris, and S.P. Bradbury. (2020). Estimating arthropod survival probability from field counts: a case study with monarch butterflies. Ecosphere. 11 (4). https://doi.org/10.1002/ecs2.3082.

Category: GMO/toxins
Type: Article
Year: 2020
Krishnan N, Zhang Y, Bidne KG, Hellmich RL, Coats JR, and SP Bradbury. 2020. Assessing field‐scale risks of foliar insecticide applications to monarch butterfly (Danaus plexippus) larvae. Environmental Toxicology and Chemistry 21 January 2020 | https://doi.org/10.1002/etc.4672

Category: Overwinter dynamics
Type: Article
Year: 2020
Leong, KLH, Dees, R, Sletteland, H, Heptig, J, Richards, J, Reina, J. (2020) The seasonal occupancy of overwintering monarch butterflies, Danaus plexippus plexippus (Linnaeus, 1758) (Lepidoptera: Nymphalidae), at four California winter groves reflects grove conditions for winter aggregations, survival, and contribution to the next generation of butterflies. The Pan-Pacific Entomologist 96(2), 41-58. https://doi.org/10.3956/2020-96.2.41

Category: Natural enemies
Type: Article
Year: 2020
Myers, A.T., Haan, N.L. & Landis, D.A. Video surveillance reveals a community of largely nocturnal Danaus plexippus (L.) egg predators. J Insect Conserv 24, 731–737 (2020). https://doi.org/10.1007/s10841-020-00248-w

Category: Resource use, Habitat, Hostplant biology
Type: Article
Year: 2020
Lukens L, Kasten K, Stenoien C, Cariveau A, Caldwell W and Oberhauser K. (2020) Monarch Habitat in Conservation Grasslands. Front. Ecol. Evol. 8:13. doi: 10.3389/fevo.2020.00013

Category: GMO/toxins, Monarch research
Type: Article
Year: 2020
Halsch CA, Code A, Hoyle SM, Fordyce JA, Baert N and Forister ML (2020) Pesticide Contamination of Milkweeds Across the Agricultural, Urban, and Open Spaces of Low-Elevation Northern California. Front. Ecol. Evol. 8:162. doi: 10.3389/fevo.2020.00162

Category: Environmental performance, Physiology/behavior
Type: Article
Year: 2020
Davis, A. K., Smith, F. M., & Ballew, A. M. (2020). A poor substitute for the real thing: captive-reared monarch butterflies are weaker, paler and have less elongated wings than wild migrants. Biology Letters, 16(4), 20190922.

Category: Evolution/range, Resource use, Population dynamics, Physiology/behavior, Hostplant biology
Type: Article
Year: 2020
Freedman MG, Jason C, Ramirez SR, and SY Strauss. 2020. Host plant adaptation during contemporary range expansion in the monarch butterfly. Evolution 74(2):377-391

Category: Environmental performance, Population dynamics, Resource use, Conservation/social dimensions, Habitat, Hostplant dynamics, Supporting research
Type: Article
Year: 2020
Haan NL, and DA Landis. 2020. Grassland disturbance effects on first-instar monarch butterfly survival, floral resources, and flower-visiting insects. Biological Conservation 243 | doi.org/10.1016/j.biocon.2020.108492

Category: Environmental performance, Natural enemies, Resource use, Population dynamics, Conservation/social dimensions, Habitat
Type: Article
Year: 2020
Baker AM and DA Potter. 2020. Invasive paper wasp turns urban pollinator gardens into ecological traps for monarch butterfly larvae. Scientific Reports 10, 9553. https://doi.org/10.1038/s41598-020-66621-6

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This database is a work in progress and is likely to contain several omissions and mistakes.
Please contact leslie.ries@georgetown.edu with any additions or corrections.