Vol. 139 No. 1 (2026)

Articles

• Previously undocumented scent-marking behaviour of three North American mesocarnivores

  Janet Pesaturo, David Troup, Sage Raymond

  1-8

  DOI : https://doi.org/10.22621/cfn.v139i1.3389

  • Accès restreint aux abonnés-es PDF (English)

• Use of high-elevation coniferous scrub by breeding Common Yellowthroat (Geothlypis trichas) in western Newfoundland

  Chirathi Wijekulathilake, Taylor Brown, Sean Munro, Alana Demko, Anthony Lang

  18-24

  DOI : https://doi.org/10.22621/cfn.v139i1.3513

  • Accès restreint aux abonnés-es PDF (English)

• Kenkéknem (Ursus americanus, American Black Bear) foraging habits at a ski area in Skwelkwék’welt, south-central Secwepemcúl’ecw

  Olivier Bélanger-Jumeau, Emily Studd

  33-40

  DOI : https://doi.org/10.22621/cfn.v139i1.3303

  • Accès restreint aux abonnés-es PDF (English)
  • Accès restreint aux abonnés-es Supplementary Materials (English)

• Cover

  Dwayne Lepitzki

  DOI : https://doi.org/10.22621/cfn.v139i1.3673

  • PDF (English)

Notes

• Caching faeces of other species: evidence of heterospecific coprophagy by Collared Pika (Ochotona collaris)?

  Thomas Jung, Alexandra Heathcote, Zachary Fogel, Cooper Fraser, Piia Kukka, Hannah Miller, Heather Milligan, Charlotte Mittelstaedt, Anna Smith, Shannon Stotyn

  9-13

  DOI : https://doi.org/10.22621/cfn.v139i1.3445

  • Accès restreint aux abonnés-es PDF (English)

• Discovery of novel Four-toed Salamander (Hemidactylium scutatum) occurrences in New Brunswick, Canada

  Joshua Christiansen, Georgia Christie, Katherine Moore, Issac Acker, Maya Williams, Donald Alpine, Gregory Jongsma, Julia Riley

  14-17

  DOI : https://doi.org/10.22621/cfn.v139i1.3403

  • PDF (English)

• Desiccated turtles found in dense European common Reed (Phragmites australis subsp. australis) and hybrid Blue Cattail (Typha ×glauca) habitat at Point Pelee National Park, Ontario

  Meghan Ward

  25-28

  DOI : https://doi.org/10.22621/cfn.v139i1.3567

  • Accès restreint aux abonnés-es PDF (English)

• Record number of Big Brown Bat (Eptesicus fuscus) overwintering in a building at the northern limit of their range in eastern Canada

  Donald McAlpine, Karen Vanderwolf

  29-32

  DOI : https://doi.org/10.22621/cfn.v139i1.3563

  • PDF (English)

Tributes and Obituaries

• A tribute to John Gilhen 1941–2025

  Donald McAlpine, Thomas Herman

  41-52

  DOI : https://doi.org/10.22621/cfn.v139i1.3643

  • PDF (English)

Book Reviews

• "A Field Guide to Urban Plants: Common Species of Pavements, Walls & Waste Ground" by Alexandra-Maria Klein and Julia Krohmer, translated by Iain Macmillan, 2025 [book review]

  Tony Gaston

  53-54

  DOI : https://doi.org/10.22621/cfn.v139i1.3649

  • PDF (English)

• Double Review: "Climate Justice: What Rich Nations Owe the World—and the Future" by Cass R. Sunstein, 2025;
  and "The Carbon Tax Question: Clarifying Canada’s Most Consequential Policy Debate" by Thomas F. Pedersen, 2024 [book review]

  Robin Collins

  54-57

  DOI : https://doi.org/10.22621/cfn.v139i1.3651

  • PDF (English)

• "My Head for a Tree: the Extraordinary Story of the Bishnoi, Guardians of Nature" by Martin Goodman, preface by Ram Niwas Bishnoi Budhnagar, foreword by Peter Wohlleben, 2025 [book review]

  Randy Lauff

  57

  DOI : https://doi.org/10.22621/cfn.v139i1.3653

  • PDF (English)

• "Novel Ecologies: Nature Remade and the Illusions of Tech" by Allison Carruth, 2025 [book review]

  Joel Gibson

  58

  DOI : https://doi.org/10.22621/cfn.v139i1.3655

  • PDF (English)

• "Insectopolis: a Natural History" by Peter Kuper, 2025 [book review]

  Heather Cray

  59

  DOI : https://doi.org/10.22621/cfn.v139i1.3657

  • PDF (English)

• "Bird Talk: Hilariously Accurate Ways to Identify Birds by the Sounds They Make" by Becca Rowland, 2025 [book review]

  Heather Cray

  60

  DOI : https://doi.org/10.22621/cfn.v139i1.3659

  • PDF (English)

• "The Ellesmere Wolves: Behavior and Ecology in the High Arctic" by L. David Mech, Morgan Anderson, and H. Dean Cluff, 2025 [book review]

  Jonathan Way

  61-62

  DOI : https://doi.org/10.22621/cfn.v139i1.3661

  • PDF (English)

• New Titles

  Jessica Sims

  63-66

  DOI : https://doi.org/10.22621/cfn.v139i1.3663

  • PDF (English)

News and Comment

• News and Comment

  Amanda Martin

  67-69

  DOI : https://doi.org/10.22621/cfn.v139i1.3665

  • PDF (English)

Club Reports

• Minutes of the 146th Annual Business Meeting (ABM) of the Ottawa Field Naturalists’ Club, 8 January 2025, 7:30 p.m.

  Jakob Mueller

  71-72

  DOI : https://doi.org/10.22621/cfn.v139i1.3667

  • PDF (English)

• Annual Ottawa Field Naturalists’ Club Committee Reports for 2024

  Eleanor Zurbrigg, Emilia Michaud, Owen Clarkin, Gordon Robertson, Jakob Mueller, Ann MacKenzie, Edward Farnworth, Robert Lee, Lisa Chamney, Jeffery Saarela, Janette Niwa, Ken Young

  72-80

  DOI : https://doi.org/10.22621/cfn.v139i1.3669

  • PDF (English)
  • FY2024 OFNC Financial Statements (English)

• The Ottawa Field Naturalists’ Club Awards for 2024, presented April 2025

  Eleanor Zurbrigg, Chris Archibald, Bethany Armstrong, Christine Hanrahan, Rita Kloosterman, Bev McBride, Karen McLachlan Hamilton, Lynn Ovenden

  81-84

  DOI : https://doi.org/10.22621/cfn.v139i1.3671

  • PDF (English)

Full Issue PDF

• Full Issue PDF

  Dwayne Lepitzki

  1-84

  DOI : https://doi.org/10.22621/cfn.v139i1.3675

  • Accès restreint aux abonnés-es PDF (English)