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

975 result(s)
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: 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: Habitat, Resource use, Natural enemies
Type: Article
Year: 2020
Nestle, R.; Daniels, J.C.; Dale, A.G. Mixed-Species Gardens Increase Monarch Oviposition without Increasing Top-Down Predation. Insects 2020, 11, 648. https://doi.org/10.3390/insects1109064

Category: Migration, Overwinter dynamics, Resource use, Supporting research
Type: Article
Year: 2020
Hobson KA, García-Rubio OR, Carrera-Treviño R, Anparasan L, Kardynal KJ, McNeil JN, García-Serrano E and Mora Alvarez BX (2020) Isotopic (δ 2H) Analysis of Stored Lipids in Migratory and Overwintering Monarch Butterflies (Danaus plexippus): Evidence for Southern Critical Late-Stage Nectaring Sites? Front. Ecol. Evol. 8:572140. doi: 10.3389/fevo.2020.572140

Category: Resource use, Hostplant biology, Hostplant dynamics, Monarch research
Type: Article
Year: 2020
He E, Agrawal AA. Clonal versus non-clonal milkweeds (Asclepias spp.) respond differently to stem damage, affecting oviposition by monarch butterflies. PeerJ. 2020 Nov 3;8:e10296. doi: 10.7717/peerj.10296. PMID: 33194443; PMCID: PMC7646301.

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: 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: Hostplant dynamics, Hostplant biology, Resource use
Type: Article
Year: 2020
Baker AM, Redmond CT, Malcolm SB, Potter DA. Suitability of native milkweed (Asclepias) species versus cultivars for supporting monarch butterflies and bees in urban gardens. PeerJ. 2020 Sep 25;8:e9823. doi: 10.7717/peerj.9823.

Category: Physiology/behavior, Migration
Type: Article
Year: 2020
Bode-Oke AT, Dong H. 2020 The reverse flight of a monarch butterfly (Danaus plexippus) is characterized by a weight-supporting upstroke and postural changes. J. R. Soc. Interface 17: 20200268. http://dx.doi.org/10.1098/rsif.2020.0268

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: 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: 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: Resource use, Conservation/social dimensions, Habitat, Commentary or review
Type: Article
Year: 2019
Crone EE, Pelton EM, Brown LM, Thomas CC, and CB Schultz. 2019. Why are monarch butterflies declining in the West? Understanding the importance of multiple correlated drivers. 16 July 2019 | https://doi.org/10.1002/eap.1975

Category: Population dynamics, Resource use, Conservation/social dimensions, Habitat, Hostplant dynamics
Type: Article
Year: 2019
Knight SM, Norris DR, Derbyshire R, and DTT Flockhart. 2019. Strategic mowing of roadside milkweeds increases monarch butterfly oviposition. Global Ecology and Conservation 19 e00678 | https://doi.org/10.1016/j.gecco.2019.e00678

Category: Environmental performance, Migration, Population dynamics, Conservation/social dimensions
Type: Article
Year: 2019
Crewe TL, Mitchell GW, and M Larrivée. 2019. Size of the Canadian Breeding Population of Monarch Butterflies Is Driven by Factors Acting During Spring Migration and Recolonization. Frontiers in Ecology and Evolution Evol., 14 August 2019 | https://doi.org/10.3389/fevo.2019.00308

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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.