The contributions of environmental DNA to ecology are reviewed, focusing on diet, trophic
interactions, species distributions and biodiversity assessment. Environmental DNA has the …

Whether predators can limit their prey has been a topic of scientific debate for decades.
Traditionally it was believed that predators take only wounded, sick, old or otherwise low …

Biomonitoring using birds of prey as sentinel species has been mooted as a way to evaluate
the success of European Union directives that are designed to protect people and the …

The study of diet is pivotal in understanding a species, particularly for quantifying a
predatory raptors' economic niche and potential for human-wildlife conflict. The crowned …

Ecologists quantify animal diets using direct and indirect methods, including analysis of
faeces, pellets, prey items and gut contents. For stable isotope analyses of diet, Bayesian …

Diet differences between the sexes and ages have often been recorded for bird species.
Many raptor species show extreme sexual size dimorphism, with females often considerably …

Trophic niche partitioning is a mechanism that facilitates the coexistence of ecologically
similar species by sharing their resource use. However, detailed information of the trophic …

Common ravens (Corvus corax) are human‐subsidized scavengers and predators in the
Mojave Desert. They have increased dramatically in number and have been implicated as …

Dietary studies give vital insights into foraging behaviour, with implications for
understanding changing environmental conditions and the anthropogenic impacts on …

Amphibians are currently the most threatened group of vertebrates worldwide, and
introduced fauna play a major role in their decline. The control of introduced predators to …