Jellyfish, with their undulating umbrella-shaped bells and sprawling tentacles, are as fascinating and beautiful as they are frightening and dangerous. They are found in every ocean at every depth, and they are the oldest multi-organed life form on the planet, having inhabited the ocean for more than five hundred million years. In many places they are also vastly increasing in number, and these population blooms may be an ominous indicator of the rising temperatures and toxicity of the world's oceans. Jellyfish presents these aquarium favorites in all their extraordinary and captivating bea Jellyfish - Lisa-Ann Gershwin od authora Lisa-Ann Gershwin a nakladatelství za skvělé ceny na e-shopu Martinus. cz.