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Krill are small, crustaceans, important in the diet of many whales. This text covers the biology, ecology and commercial exploitation of krill, highlighting the need for resource management and a thorough ecosystem approach.
Krill, or euphausiids, a group of immense importance in marine ecosystems, comprises over 80 species, most of which are planktonic. Krill are widespread with species to be found in all the oceans of the world. Their numerical density in some regions increases their importance to…
Penguins: The Ultimate Guide Second Edition
by Jones, Mark, Thompson, David, Lynch, Heather J., Ryan, Peter, De Roy, Tui, De Roy, Tui, Cornthwaite, Julie, Ainley, David, Boersma, P. Dee, Boessenkool, Sanne, Chiaradia, André, Glass, Conrad, Ksepka, Daniel, Le Maho, Yvon, Morrison, Kyle W., Shawkey, Matthew, Vargas, Hernán, Wienecke, Barbara, Wilson, Rory P.
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Type: Book
An acclaimed photographic guide to these marvelous and enigmatic birds--now in a new, updated editionPenguins are perhaps the most beloved birds. On land, their behavior appears so humorous and expressive that we can be excused for attributing to them moods and foibles similar t…