Since the first molecular study providing evidence for mating outside the pair bond in birds
over 30 years ago,> 500 studies have reported rates of extra‐pair paternity (EPP) in> 300 …

Biotic interactions are believed to play a role in the origin and maintenance of species
diversity, and multiple hypotheses link the latitudinal diversity gradient to a presumed …

Neotropical mammal diversity is currently threatened by several chronic human-induced
pressures. We compiled 1,029 contemporary mammal assemblages surveyed across the …

Ants are probably the most dominant insect group on Earth, representing ten to fifteen
percent of animal biomass in terrestrial ecosystems. Flowering plants, meanwhile, owe their …

Correlations between the amount of energy received by an assemblage and the number of
species that it contains are very general, and at the macro-scale such species–energy …

Traits such as clutch size vary markedly across species and environmental gradients but
have usually been investigated from either a comparative or a geographic perspective …

A flurry of recently published studies indicates that both insects and birds have experienced
wide-scale population declines in the last several decades. Curiously, whether insect and …

Tropical birds are relatively long-lived and produce few offspring, which develop slowly and
mature relatively late in life, the slow end of the life-history axis, whereas temperate birds lie …

Collaborative research by networks of amateurs has had a major role in ornithology and
conservation science and will continue to do so. It has been important in establishing the …

Biological invaders represent one of the primary threats to the maintenance of global
biodiversity, human health, and the success of human economic enterprises. The continuing …