Fishes are indicators of aquatic ecosystem wellbeing globally and used when
understanding impacts from water resources. The behavioural ecology of fishes as a Line of …

Capsule: For declining migratory birds, including many aerial insectivores, such as
swallows, there is evidence that adult survival is a demographic process with strong effects …

The threat to wildlife from chemical exposure exists regardless of the presence of
conservation boundaries. An issue exacerbated by the use of environmentally persistent …

Fish telemetry is a widely established technique in developed countries. However, in
underdeveloped regions, its use is generally lacking. We briefly present common fish …

Here we describe three fossil feathers from the Early Cretaceous Santana Formation of the
Araripe Basin, Brazil. Feathers are the most complex multiform vertebrate integuments; they …

Although bats (Chiroptera) belong to the most diverse mammalian orders, study of diversity
of their natural predators has been seriously neglected for a long time. While some recent …

Stable isotope analyses, specifically δ13C and δ15N, are useful tools increasingly used to
understand ecosystem function, food web structures, and consumer diets. Although the …

I present a little-known example of flexible, opportunistic behavior by a species of fish to
undermine Key's (2016) thesis that fish are unconscious and unable to feel. Lack of a cortex …

Needlefishes (Beloniformes) were observed employing a range of stalking and attacking
behaviours to attack schools of bait fishes ranging from the use of tactics common to …

Increase in anthropogenic pressures on freshwater ecosystems, globally and locally in
South Africa, has made it difficult to meet environmental flow requirements and maintain …