A comprehensive account of the seal’s migratory patterns, methods of hunting and patterns of reproduction.

A comprehensive account of the seal's migratory patterns, methods of hunting for food, movements and patterns of reproduction. This edition is exclusive to newn

Phocid (or earless or true) seals are ecologically diverse, occupying habitats from the tropics to the poles in marine and freshwater and feeding on anything fr

Sea-Birds introduces us to the sea-birds of the North Atlantic, an ocean in which about half the world sea-bird species have been seen at one time or another. T