Canadian Journal of Zoology, Volume 102, Issue 11, Page 871-879, November 2024. Synthetic pheromones formulated for Acossus centerensis Lintner, 1877 led to the discovery of a new taxonomically cryptic species, Acossus boreocryptus Schmidt & Jaege…
Canadian Journal of Zoology, Ahead of Print. Optimal migration theory predicts birds will follow migration strategies that minimize time, energy, or predation risk, and these strategies employ specific and conflicting behaviours. Many behaviours drivi…
Canadian Journal of Zoology, Volume 102, Issue 9, Page 771-787, September 2024. An important, but generally overlooked source in intraspecific variability of characters used in tardigrades taxonomy is sexual dimorphism. Dioecious tardigrades species w…
Canadian Journal of Zoology, Ahead of Print. The introduction of non-indigenous species (NIS) to exotic habitats can have tremendous impacts on native biodiversity, food webs, and ecosystem services. One globally distributed aquatic NIS is the hydrozo…
Canadian Journal of Zoology, Ahead of Print. During 17 spring and summer field seasons between 1973 and 1999, we documented 220 bouts of nursing by dependent polar bear (Ursus maritimus Phipps, 1774) cubs at Radstock Bay, Nunavut, Canada. The overall …
Canadian Journal of Zoology, Ahead of Print. Organisms in seasonal environments respond to both resources in the summer and environmental conditions in winter. Small mammals, in particular, respond quickly to changes in their environment, with many sp…
Canadian Journal of Zoology, Ahead of Print. Emergence of periodical cicadas, Magicicada spp. Davis, 1925, presents an ideal opportunity to study dietary flexibility and selective feeding behavior of bats. It is known that a wide array of taxa prey up…
Canadian Journal of Zoology, Ahead of Print. Multiple brooding is an important component of reproductive success in many birds and the frequency of this behaviour has been linked to intrinsic (e.g., age, experience) and extrinsic factors (e.g., weathe…
Canadian Journal of Zoology, Ahead of Print. Smaller canids, such as most foxes, individually hunt small prey, and therefore, social groups typically consist of just a mated pair. However, these smaller canids occasionally form groups in which the mem…
Canadian Journal of Zoology, Ahead of Print. Sympatric black crappie (Pomoxis nigromaculatus Lesueur in Cuvier and Valenciennes, 1829) and white crappie (Pomoxis annularis Rafinesque, 1818) often differ in ecological performance, such that white crapp…