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Publikováno v:
Reptiles & Amphibians. 28:374-388
The Variable Harlequin Toad (Atelopus varius) has suffered extensive declines in Panama and Costa Rica.Of 169 previously documented populations, only seven are known to survive. Herein we review the status of the survivingpopulations of this species
Publikováno v:
Reptiles & Amphibians. 28:525-526
Autor:
Gordon Grigg, David Kirshner
Biology and Evolution of Crocodylians is a comprehensive review of current knowledge about the world's largest and most famous living reptiles. Gordon Grigg's authoritative and accessible text and David Kirshner's stunning interpretive artwork and co
Autor:
Klaus Rohde
It is clear that nature is undergoing rapid changes as a result of human activities such as industry, agriculture, travel, fisheries and urbanisation. What effects do these activities have? Are they disturbing equilibria in ecological populations and
Autor:
Walker, Richard, Bryan, Kim
Everything you want to know, see and find out about animalsA visually amazing encyclopedia all about animals. Crammed full of incredible stuff to dip into, from cool crustaceans to amazing arachnids, all revealed in a fascinating, exciting, totally d