Long-term dietary shifts in a generalist predator, the wolverine (Gulo gulo)
Clément F. Massé,
Tamara A. Hiltunen,
Gerhardus M. J. Lansink
et al.
Abstract:Over the last hundred years, many large carnivore species have suffered range contractions, population losses, and habitat alterations that may be influencing their dietary preferences. To identify shifting isotopic niches and reconstruct past and present diets from species of high conservation concern, stable isotope analysis (SIA) of δ13C and δ15N values of tissue from museum collections and ongoing non-invasive monitoring programs offers an effective approach. Here, we assessed the long-term alterations in … Show more
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