Fecal DNA metabarcoding helps characterize the Canada jay's diet and confirms its reliance on stored food for winter survival and breeding

AO Sutton, D Strickland, J Lachapelle, RG Young… - Plos one, 2024 - journals.plos.org
Accurately determining the diet of wild animals can be challenging if food items are small,
visible only briefly, or rendered visually unidentifiable in the digestive system. In some food …

Multi‐dimensional niche differentiation of two sympatric breeding secondary cave‐nesting birds in Northeast China using DNA metabarcoding

L Zhang, Z Liu, K Sun, L Jin, J Yu… - Ecology and …, 2024 - Wiley Online Library
Niche theory predicts that ecologically similar sympatric species should show differentiation
in at least one of the main niche dimensions (time, space, and/or food). Here, we combined …

The potential indirect effects of Btk applications on diet in Cape May and bay-breasted warblers

F Maika - 2024 - unbscholar.lib.unb.ca
The spruce budworm (Choristoneura fumiferana, hereafter “SBW”) is a common prey item for
insectivorous songbirds. Due to their cyclic nature, SBW outbreaks can severely defoliate …