PDF) Food diversity and niche-overlap of sympatric tits (Great Tit

Frontiers Patterns of dietary niche breadth and overlap are maintained for two closely related carnivores across broad geographic scales

Frontiers Combining bulk stable H isotope (δ2H) measurements with fatty acid profiles to examine differential use of aquatic vs. terrestrial prey by three sympatric species of aerial insectivorous birds

Frontiers Range Size and Niche Breadth as Predictors of Climate-Induced Habitat Change in Epipactis (Orchidaceae)

Winter food selection and exploratory behavior vary with natal territory characteristics in wild great tits

Great horned owl - Wikipedia

DNA metabarcoding Passerine bird feces at tree-line uncovers little intra- and inter-species dietary overlap

Diet and trophic niche overlap among a native waterbird and two non-native herbivores in Pampas grasslands - ScienceDirect

Niche breadth and overlap in diet among the four herbivore species. (A)

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Foraging niche partitioning in sympatric seabird populations