1 หนังสืออิเล็กทรอนิกส์โดย J. Cliff Rankin
Guido van den Thillart & Sylvie Dufour: Spawning Migration of the European Eel
Freshwater eels are almost infinitely improbable creatures. They spawn and die in the middle of the ocean, often associated with undersea mountains. Their tra- parent, leaf-like larvae move with …
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