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A study was conducted during 1994 at 2 locations (near Carpio del Campo in the northern Spanish plateau and San Clemente in the southern plateau), to ...

Information on close interactions between wild animals is difficult to obtain for cryptic species, but is important for understanding their social and...

Maintaining the biodiversity of agricultural ecosystems has become a global imperative. Across Europe, species that occupy agricultural grasslands, su...

Insufficient reproduction as a consequence of predation on eggs and chicks is a major determinant of population decline in ground-nesting birds, inclu...

The following is virtually the author's summary. Since 1950, egg breakage has occurred with unprecedented frequency in the nests of peregrines (Falco ...

Anthropogenic food subsidies attract opportunistic generalists like gulls in high densities, which may lead to negative impacts on human communities a...

Reintroductions are commonly used for re-establishing self-sustainable populations in formerly inhabited areas. Reintroductions are expensive, and thu...

The population of great cormorants Phalacrocorax carbo sinensis breeding in northern Europe has increased from 5000 pairs during around 1970 to c. 100...

The effect of mink predation on water birds during the breeding season was studied between March and September 1996 in a 33-km long stretch of the upp...

Musca vetustissima Wlk., although native to Australia, currently breeds in the dung of exotic stock animals. Biological control could therefore be aim...