Canadensis
- Aedes canadensis
- Allium canadense
- Amelanchier canadensis
- Anemonastrum canadense
- Anomalocaris
- Antennaria canadensis
- Aquilegia canadensis
- Argyresthia canadensis
- Astragalus canadensis
- Atlantic whitefish
- Bighorn sheep
- Black-crested antshrike
- Bothriolepis
- Brachylophosaurus
- Bromus ciliatus
- Cackling goose
- Calamagrostis canadensis
- Calyptra canadensis
- Canada goose
- Canada jay
- Canada warbler
- Canadensis, Pennsylvania
- Canadian lynx
- Carl Linnaeus
- Cercis canadensis
- Chasmosaurus
- Circaea canadensis
- Collinsonia canadensis
- Conyza canadensis
- Cornus canadensis
- Cryptotaenia canadensis
- Dicentra canadensis
- Elk
- Elodea canadensis
- Elymus canadensis
- Golden eagle
- Grewingkia canadensis
- Harpagoxenus canadensis
- Heterodera canadensis
- Hydrastis canadensis
- Lactuca canadensis
- Laportea canadensis
- Leidyosuchus
- Linaria canadensis
- Mentha canadensis
- Monoclonius
- Neo-Latin
- North American beaver
- North American river otter
- Nuttallanthus canadensis
- Pachyrhinosaurus
- Palaeosaniwa
- Papilio canadensis
- Pedicularis canadensis
- Plumulites canadensis
- Polistes canadensis
- Red-breasted nuthatch
- Sambucus canadensis
- Sandhill crane
- Sanguinaria canadensis
- Sanguisorba canadensis
- Sanicula canadensis
- Sauger
- Shepherdia canadensis
- Solidago canadensis
- Sphinx canadensis
- Spruce grouse
- Taxus canadensis
- Tephronota canadensis
- Trypeta canadensis
- Tsuga canadensis
- Typhula ishikariensis var. canadensis
- Viola canadensis
- Xanioascus
- Yellow-green grosbeak
- Zeiraphera canadensis