Vanishing habitats

Joseph M. Forshaw, one of the world’s leading authorities on parrots, calls attention to the threats they face: they are one of the most endangered groups of birds, with a growing ...

Abstract Although they constitute less than 1% of the world's water, freshwaters play a vital role in life on Earth. Running water, or lotic, habitats comprise a tin...

Within the considerable diversity of fish there are less-usual attributes of some species which facilitate survival in particular habitats or in response to selective pressures. Th...

This book summarizes the basic features of living fish. It is introduced by a chapter on the diversity of a group which has over 30,000 species, the largest within the vertebrates,...

Wetlands are unique and fragile environments that provide a transition between aquatic and terrestrial habitats. Focusing on freshwater wetlands with emergent vegetation, this 1999...

Throughout the early Middle Ages, yearly penitential seasons like Rogationtide and Lent provided a context for basic doctrinal instruction—a replacement for the vanishing Patristic...