Bats Track and Exploit Changes in Insect Pest Populations
Publication Date
August 31, 2012
Journal
PLOS ONE
Authors
Gary F. Mc Cracken, John K. Westbrook, Veronica A. Brown, Melanie Eldridge, et al
Volume
7
Issue
8
Pages
e43839
DOI
https://dx.plos.org/10.1371/journal.pone.0043839
Publisher URL
http://journals.plos.org/plosone/article?id=10.1371%2Fjournal.pone.0043839
PubMed
http://www.ncbi.nlm.nih.gov/pubmed/22952782
PubMed Central
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3432057
Europe PMC
http://europepmc.org/abstract/MED/22952782
Web of Science
000308221300029
Scopus
84865625318
Mendeley
http://www.mendeley.com/research/bats-track-exploit-changes-insect-pest-populations
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Mendeley | Further Information

{"title"=>"Bats Track and Exploit Changes in Insect Pest Populations", "type"=>"journal", "authors"=>[{"first_name"=>"Gary F.", "last_name"=>"McCracken", "scopus_author_id"=>"7201778127"}, {"first_name"=>"John K.", "last_name"=>"Westbrook", "scopus_author_id"=>"7005961386"}, {"first_name"=>"Veronica A.", "last_name"=>"Brown", "scopus_author_id"=>"36969291800"}, {"first_name"=>"Melanie", "last_name"=>"Eldridge", "scopus_author_id"=>"7004504298"}, {"first_name"=>"Paula", "last_name"=>"Federico", "scopus_author_id"=>"14007725800"}, {"first_name"=>"Thomas H.", "last_name"=>"Kunz", "scopus_author_id"=>"7005472327"}], "year"=>2012, "source"=>"PLoS ONE", "identifiers"=>{"pui"=>"365552220", "sgr"=>"84865625318", "issn"=>"19326203", "pmid"=>"22952782", "scopus"=>"2-s2.0-84865625318", "doi"=>"10.1371/journal.pone.0043839", "isbn"=>"1932-6203"}, "id"=>"fe2e5c72-dec6-308f-a230-700f4f964a83", "abstract"=>"The role of bats or any generalist predator in suppressing prey populations depends on the predator's ability to track and exploit available prey. Using a qPCR fecal DNA assay, we document significant association between numbers of Brazilian free-tailed bats (Tadarida brasiliensis) consuming corn earworm (CEW) moths (Helicoverpa zea) and seasonal fluctuations in CEW populations. This result is consistent with earlier research linking the bats' diet to patterns of migration, abundance, and crop infestation by important insect pests. Here we confirm opportunistic feeding on one of the world's most destructive insects and support model estimates of the bats' ecosystem services. Regression analysis of CEW consumption versus the moth's abundance at four insect trapping sites further indicates that bats track local abundance of CEW within the regional landscape. Estimates of CEW gene copies in the feces of bats are not associated with seasonal or local patterns of CEW abundance, and results of captive feeding experiments indicate that our qPCR assay does not provide a direct measure of numbers or biomass of prey consumed. Our results support growing evidence for the role of generalist predators, and bats specifically, as agents for biological control and speak to the value of conserving indigenous generalist predators.", "link"=>"http://www.mendeley.com/research/bats-track-exploit-changes-insect-pest-populations", "reader_count"=>157, "reader_count_by_academic_status"=>{"Unspecified"=>1, "Professor > Associate Professor"=>5, "Librarian"=>2, "Student > Doctoral Student"=>12, "Researcher"=>23, "Student > Ph. D. Student"=>36, "Student > Postgraduate"=>5, "Student > Master"=>31, "Other"=>12, "Student > Bachelor"=>20, "Lecturer > Senior Lecturer"=>2, "Professor"=>8}, "reader_count_by_user_role"=>{"Unspecified"=>1, "Professor > Associate Professor"=>5, "Librarian"=>2, "Student > Doctoral Student"=>12, "Researcher"=>23, "Student > Ph. D. Student"=>36, "Student > Postgraduate"=>5, "Student > Master"=>31, "Other"=>12, "Student > Bachelor"=>20, "Lecturer > Senior Lecturer"=>2, "Professor"=>8}, "reader_count_by_subject_area"=>{"Unspecified"=>4, "Agricultural and Biological Sciences"=>117, "Arts and Humanities"=>3, "Veterinary Science and Veterinary Medicine"=>1, "Earth and Planetary Sciences"=>3, "Economics, Econometrics and Finance"=>1, "Engineering"=>1, "Environmental Science"=>20, "Biochemistry, Genetics and Molecular Biology"=>1, "Mathematics"=>1, "Medicine and Dentistry"=>1, "Psychology"=>1, "Social Sciences"=>3}, "reader_count_by_subdiscipline"=>{"Medicine and Dentistry"=>{"Medicine and Dentistry"=>1}, "Social Sciences"=>{"Social Sciences"=>3}, "Psychology"=>{"Psychology"=>1}, "Mathematics"=>{"Mathematics"=>1}, "Unspecified"=>{"Unspecified"=>4}, "Environmental Science"=>{"Environmental Science"=>20}, "Arts and Humanities"=>{"Arts and Humanities"=>3}, "Engineering"=>{"Engineering"=>1}, "Earth and Planetary Sciences"=>{"Earth and Planetary Sciences"=>3}, "Economics, Econometrics and Finance"=>{"Economics, Econometrics and Finance"=>1}, "Agricultural and Biological Sciences"=>{"Agricultural and Biological Sciences"=>117}, "Biochemistry, Genetics and Molecular Biology"=>{"Biochemistry, Genetics and Molecular Biology"=>1}, "Veterinary Science and Veterinary Medicine"=>{"Veterinary Science and Veterinary Medicine"=>1}}, "reader_count_by_country"=>{"Canada"=>2, "Colombia"=>1, "Argentina"=>1, "Belgium"=>1, "United States"=>6, "United Kingdom"=>2, "Mexico"=>1, "Switzerland"=>1, "Portugal"=>1, "Costa Rica"=>1, "Indonesia"=>1}, "group_count"=>5}

CrossRef

Scopus | Further Information

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Figshare

  • {"files"=>["https://ndownloader.figshare.com/files/583032"], "description"=>"<p>Estimates of moth abundances were combined for each sample date as the maximum number of moths captured at any site and as the average number of moths captured at all four sites.</p>", "links"=>[], "tags"=>["f-values", "p-values", "associations", "spline", "estimates", "moth", "abundance", "sites", "percentages", "fecal", "samples", "cew"], "article_id"=>253504, "categories"=>["Neuroscience", "Evolutionary Biology"], "users"=>["Gary F. McCracken", "John K. Westbrook", "Veronica A. Brown", "Melanie Eldridge", "Paula Federico", "Thomas H. Kunz"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0043839.t003", "stats"=>{"downloads"=>5, "page_views"=>9, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_R_squares_in_bold_and_F_values_and_p_values_in_parentheses_of_associations_between_spline_function_estimates_of_moth_abundance_at_all_four_sample_sites_and_the_percentages_of_fecal_samples_positive_for_the_CEW_gene_marker_/253504", "title"=>"R-squares (in bold) and F-values and p-values (in parentheses) of associations between spline function estimates of moth abundance at all four sample sites and the percentages of fecal samples positive for the CEW gene marker.", "pos_in_sequence"=>0, "defined_type"=>3, "published_date"=>"2012-08-31 00:58:24"}
  • {"files"=>["https://ndownloader.figshare.com/files/582549"], "description"=>"<p>Moth numbers are based on the average daily captures at four sites in Medina and Uvalde Counties, Texas, from March to October, 2006 (see text). On this and the following figures ticks and labels on the x-axis indicate the beginning of each month. The maximum number of moths captured at Hondo (N = 435) and Knippa (N = 379) exceed the scale of the figure.</p>", "links"=>[], "tags"=>["cew", "moths", "captured", "pheromone"], "article_id"=>253037, "categories"=>["Neuroscience", "Evolutionary Biology"], "users"=>["Gary F. McCracken", "John K. Westbrook", "Veronica A. Brown", "Melanie Eldridge", "Paula Federico", "Thomas H. Kunz"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0043839.g002", "stats"=>{"downloads"=>1, "page_views"=>6, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Numbers_of_adult_male_CEW_moths_captured_in_pheromone_traps_/253037", "title"=>"Numbers of adult male CEW moths captured in pheromone traps.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2012-08-31 00:50:37"}
  • {"files"=>["https://ndownloader.figshare.com/files/582417"], "description"=>"<p>All fecal samples were from bats at the Seco Creek Bridge bat roost (29°19′33.96″N; 99°17′36.53″W). Adult male corn earworm moths were captured in pheromone traps at Hondo (29°17′38.58″N; 99°2′29.94″W), Knippa (29°19′27.84″N; 99°37′0.62″W), Uvalde (N) (29°20′1.61″N; 99°42′46.33″W), and Uvalde (29°15′6.62″N; 99°45′12.78″W) in Medina and Uvalde Counties, Texas. The locations of Ney Cave (29°36′0.54″N; 99°7′39.29″W) and Frio Cave (29°26′5.57″N; 99°41′4.63″W), natural roost sites containing large numbers of Brazilian free-tailed bats, also are shown.</p>", "links"=>[], "tags"=>["roost", "sites", "sampling", "locations"], "article_id"=>252903, "categories"=>["Neuroscience", "Evolutionary Biology"], "users"=>["Gary F. McCracken", "John K. Westbrook", "Veronica A. Brown", "Melanie Eldridge", "Paula Federico", "Thomas H. Kunz"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0043839.g001", "stats"=>{"downloads"=>2, "page_views"=>9, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Bat_roost_sites_and_insect_sampling_locations_in_Texas_U_S_/252903", "title"=>"Bat roost sites and insect sampling locations in Texas, U.S.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2012-08-31 00:48:23"}
  • {"files"=>["https://ndownloader.figshare.com/files/306990", "https://ndownloader.figshare.com/files/307126", "https://ndownloader.figshare.com/files/307153", "https://ndownloader.figshare.com/files/307210", "https://ndownloader.figshare.com/files/307279"], "description"=>"<div><p>The role of bats or any generalist predator in suppressing prey populations depends on the predator's ability to track and exploit available prey. Using a qPCR fecal DNA assay, we document significant association between numbers of Brazilian free-tailed bats (<em>Tadarida brasiliensis</em>) consuming corn earworm (CEW) moths (<em>Helicoverpa zea</em>) and seasonal fluctuations in CEW populations. This result is consistent with earlier research linking the bats' diet to patterns of migration, abundance, and crop infestation by important insect pests. Here we confirm opportunistic feeding on one of the world's most destructive insects and support model estimates of the bats' ecosystem services. Regression analysis of CEW consumption versus the moth's abundance at four insect trapping sites further indicates that bats track local abundance of CEW within the regional landscape. Estimates of CEW gene copies in the feces of bats are not associated with seasonal or local patterns of CEW abundance, and results of captive feeding experiments indicate that our qPCR assay does not provide a direct measure of numbers or biomass of prey consumed. Our results support growing evidence for the role of generalist predators, and bats specifically, as agents for biological control and speak to the value of conserving indigenous generalist predators.</p> </div>", "links"=>[], "tags"=>["bats", "changes", "pest", "populations"], "article_id"=>120565, "categories"=>["Neuroscience", "Evolutionary Biology"], "users"=>["Gary F. McCracken", "John K. Westbrook", "Veronica A. Brown", "Melanie Eldridge", "Paula Federico", "Thomas H. Kunz"], "doi"=>["https://dx.doi.org/10.1371/journal.pone.0043839.s001", "https://dx.doi.org/10.1371/journal.pone.0043839.s002", "https://dx.doi.org/10.1371/journal.pone.0043839.s003", "https://dx.doi.org/10.1371/journal.pone.0043839.s004", "https://dx.doi.org/10.1371/journal.pone.0043839.s005"], "stats"=>{"downloads"=>13, "page_views"=>5, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/Bats_Track_and_Exploit_Changes_in_Insect_Pest_Populations/120565", "title"=>"Bats Track and Exploit Changes in Insect Pest Populations", "pos_in_sequence"=>0, "defined_type"=>4, "published_date"=>"2012-08-31 00:09:25"}
  • {"files"=>["https://ndownloader.figshare.com/files/583092"], "description"=>"<p>R-squares (in bold) and F-values and p-values (in parentheses) of associations between spline function estimates of moth abundances at each sample site and the percentages of fecal samples positive for the CEW gene marker.</p>", "links"=>[], "tags"=>["f-values", "p-values", "associations", "spline", "estimates", "moth", "abundances", "percentages", "fecal", "samples", "cew"], "article_id"=>253565, "categories"=>["Neuroscience", "Evolutionary Biology"], "users"=>["Gary F. McCracken", "John K. Westbrook", "Veronica A. Brown", "Melanie Eldridge", "Paula Federico", "Thomas H. Kunz"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0043839.t002", "stats"=>{"downloads"=>3, "page_views"=>6, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_R_squares_in_bold_and_F_values_and_p_values_in_parentheses_of_associations_between_spline_function_estimates_of_moth_abundances_at_each_sample_site_and_the_percentages_of_fecal_samples_positive_for_the_CEW_gene_marker_/253565", "title"=>"R-squares (in bold) and F-values and p-values (in parentheses) of associations between spline function estimates of moth abundances at each sample site and the percentages of fecal samples positive for the CEW gene marker.", "pos_in_sequence"=>0, "defined_type"=>3, "published_date"=>"2012-08-31 00:59:25"}
  • {"files"=>["https://ndownloader.figshare.com/files/582854"], "description"=>"<p>Moth abundance (solid line, left scale) is the maximum of the estimated numbers of moths captured at any of the four pheromone trap sites. CEW gene copy numbers per mg in qPCR-positive fecal samples (dashed line, right scale) are those that yielded the CEW gene marker in at least one qPCR reaction. For the data shown, the linear association between CEW moth abundance and CEW gene copies in feces is R<sup>2</sup> = 0.03, P = 0.44.</p>", "links"=>[], "tags"=>["moth", "abundance", "cew"], "article_id"=>253340, "categories"=>["Neuroscience", "Evolutionary Biology"], "users"=>["Gary F. McCracken", "John K. Westbrook", "Veronica A. Brown", "Melanie Eldridge", "Paula Federico", "Thomas H. Kunz"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0043839.g004", "stats"=>{"downloads"=>1, "page_views"=>7, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_CEW_moth_abundance_and_the_natural_log_of_the_average_CEW_gene_copy_number_/253340", "title"=>"CEW moth abundance and the natural log of the average CEW gene copy number.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2012-08-31 00:55:40"}
  • {"files"=>["https://ndownloader.figshare.com/files/582682"], "description"=>"<p>Moth abundances (solid lines, left scales) are the average (A) and the maximum (B) of the estimated numbers of moths captured at any of the four pheromone trap sites. Positives (lines with squares, right scales) are the percentage of fecal samples that yielded the CEW gene marker in at least one qPCR reaction. For the data shown, the linear associations between CEW moth abundance and bats that consumed CEW are R<sup>2</sup> = 0.27, P = 0.0082 and R<sup>2</sup> = 0.37, P = 0.0012 for the average and maximum estimates of moth abundances, respectively (<a href=\"http://www.plosone.org/article/info:doi/10.1371/journal.pone.0043839#pone-0043839-t003\" target=\"_blank\">Table 3</a>).</p>", "links"=>[], "tags"=>["moth", "abundance", "bats", "cew"], "article_id"=>253173, "categories"=>["Neuroscience", "Evolutionary Biology"], "users"=>["Gary F. McCracken", "John K. Westbrook", "Veronica A. Brown", "Melanie Eldridge", "Paula Federico", "Thomas H. Kunz"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0043839.g003", "stats"=>{"downloads"=>1, "page_views"=>7, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_CEW_moth_abundance_and_bats_positive_for_the_CEW_gene_marker_in_their_feces_/253173", "title"=>"CEW moth abundance and bats positive for the CEW gene marker in their feces.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2012-08-31 00:52:53"}
  • {"files"=>["https://ndownloader.figshare.com/files/583137"], "description"=>"*<p>n is the number of days in which samples were collected at each site on the same day.</p>", "links"=>[], "tags"=>["sizes", "p-values", "temporal", "patterns", "moth", "abundance", "sampling"], "article_id"=>253619, "categories"=>["Neuroscience", "Evolutionary Biology"], "users"=>["Gary F. McCracken", "John K. Westbrook", "Veronica A. Brown", "Melanie Eldridge", "Paula Federico", "Thomas H. Kunz"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0043839.t001", "stats"=>{"downloads"=>4, "page_views"=>7, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_R_squares_in_bold_above_diagonal_and_sample_sizes_n_and_p_values_below_diagonal_between_temporal_patterns_of_moth_abundance_at_each_sampling_site_/253619", "title"=>"R-squares (in bold, above diagonal) and<sup> *</sup>sample sizes (n) and p-values (below diagonal) between temporal patterns of moth abundance at each sampling site.", "pos_in_sequence"=>0, "defined_type"=>3, "published_date"=>"2012-08-31 01:00:19"}
  • {"files"=>["https://ndownloader.figshare.com/files/582938"], "description"=>"<p>The percentage of bats sampled that were CEW positive in their feces (solid line, left scale) and the natural log of the average CEW gene copy number per mg feces (dashed line, right scale) are as in <a href=\"http://www.plosone.org/article/info:doi/10.1371/journal.pone.0043839#pone-0043839-g003\" target=\"_blank\">Figures 3</a> and <a href=\"http://www.plosone.org/article/info:doi/10.1371/journal.pone.0043839#pone-0043839-g004\" target=\"_blank\">4</a>.</p>", "links"=>[], "tags"=>["cew"], "article_id"=>253426, "categories"=>["Neuroscience", "Evolutionary Biology"], "users"=>["Gary F. McCracken", "John K. Westbrook", "Veronica A. Brown", "Melanie Eldridge", "Paula Federico", "Thomas H. Kunz"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0043839.g005", "stats"=>{"downloads"=>0, "page_views"=>33, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Bats_positive_for_the_CEW_gene_marker_and_CEW_gene_copy_number_/253426", "title"=>"Bats positive for the CEW gene marker and CEW gene copy number.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2012-08-31 00:57:06"}

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Relative Metric

{"start_date"=>"2012-01-01T00:00:00Z", "end_date"=>"2012-12-31T00:00:00Z", "subject_areas"=>[{"subject_area"=>"/Biology and life sciences", "average_usage"=>[322, 550, 671, 773, 864, 955, 1048, 1135, 1223, 1308, 1387, 1465, 1534, 1602, 1673, 1744, 1813, 1885, 1955, 2026, 2093, 2160, 2228, 2290, 2349]}, {"subject_area"=>"/Biology and life sciences/Zoology", "average_usage"=>[360, 554, 661, 756, 829, 913, 992, 1072, 1144, 1228, 1306, 1378, 1439, 1500, 1558, 1627, 1689, 1754, 1826, 1892, 1951, 2009, 2067, 2130, 2200]}]}
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