Canadian Journal of Zoology, Ahead of Print. Resource selection informs understanding of a species’ ecology and is especially pertinent for invasive species. Since introduced to Canada, wild pigs (Sus scrofa Linnaeus, 1978) remain understudied despite…
Canadian Journal of Zoology, Ahead of Print. Upper canines do not usually appear in the roe deer (Capreolus capreolus (Linnaeus, 1758)) and their occasional appearance represents the expression of a tooth, as a rudimentary canine, which has been suppr…
Canadian Journal of Zoology, Ahead of Print. Fluctuations in food supply are frequent in nature during seasons, in different stages of annual cycle of animals, and lately, climate change has become a strong driving force that could affect food supply….
Canadian Journal of Zoology, Ahead of Print. Habitat preferences in animals are often examined during the breeding period when individuals are easier to observe. However, habitat use may change once young become independent and if resource availabilit…
Canadian Journal of Zoology, Ahead of Print. The geographical itineraries of Thomas Drummond’s two separate expeditions to Canada (1825–1827) and the United States of America (1831–1835) are used to provide historical context for the specimens collect…
Canadian Journal of Zoology, Ahead of Print. The study of mammal acoustic communication was revolutionized by the application of the source–filter theory, originally developed for human speech. The theory states that the vocal tract is constrained by …
Canadian Journal of Zoology, Ahead of Print. Teeth root morphology and integrity are essential to provide appropriate attachment, allowing for continuous and functional movement, with implications for adequate food processing, animal performance, and …
Canadian Journal of Zoology, Ahead of Print. True sunfishes (genus Lepomis Rafinesque, 1819) of North America are renowned for hybridization, although hybrids often comprise only a fraction of the sunfish population in natural systems. Species boundar…
Canadian Journal of Zoology, Ahead of Print. Age and size-related life-history traits of animals are influenced by a variety of factors. In connection with climate, the effect of altitude on demographic parameters may differ among different population…
Canadian Journal of Zoology, Ahead of Print. Reptiles living in the grasslands of Western Canada cope with extremely variable environmental temperatures. We studied body temperatures (Tb) and operative environmental temperatures (Te) for Bullsnakes (P…