"Mammalian carnivores" refers to animals that are mammals (warm-blooded, have hair/fur, and produce milk for their young) and eat meat as their primary source of food. Full definition
Crooks, K.R., et al., «Exploratory Use of Track and Camera Surveys of Mammalian Carnivores in the Peloncillo and Chiricahua Mountains of Southeastern Arizona.» (voxfelina.com)
Complex interactions among mammalian carnivores in Australia, and their implications for wildlife management. (publish.csiro.au)
Their research in Springer's journal Animal Cognition is the first to use the Aesop's Fable paradigm to assess if mammalian carnivores understand the principles of water displacement. (sciencedaily.com)