Diet analysis is a critical content of animal ecology and the diet analysis methods have been
constantly improving and updating. Contrary to traditional methods of high labor intensity …

Background The Eurasian otter (Lutra lutra) underwent a strong decline in large areas of the
Central-Western part of its distribution range, during the second half of the twentieth century …

Large carnivores play a pivotal regulating role in maintaining healthy and balanced
ecosystems; however, most of them are rare and elusive, and knowledge about their …

The Eurasian otter Lutra lutra is a generalist carnivore that is widely distributed in many
aquatic ecosystems. Based on its inherent attributes of opportunistic foraging behaviour and …

Eurasian otters are apex predators of freshwater ecosystems and a recovering species
across much of their European range; investigating the dietary variation of this predator over …

The raccoon dog (Nyctereutes procyonoides) is known to be an opportunistic generalist who
feeds on a wide variety of foods. Historically, their diet has been investigated by …

The diet of top predators is vital information needed to determine their ecological function
and for their conservation management. However, the elusive habit and low population …

Ecologists traditionally investigate the feeding ecology of vertebrates by visual identification
of prey in their scats using a microscope. This analysis, however, presents some pitfalls …

Religious wildlife release is prevalent worldwide, especially in Asia countries. It is one of the
anthropogenic pathways to cause biological invasions. Religious fish release is common on …

Consisting of diverse groups of organisms, parasites are among the least studied pathogens
despite their enormous impacts on humans, livestock, and wildlife. In particular, little is …