A) Acipenser gueldenstaedtii B) Polyodon spathula C) Huso huso D) Scaphirhynchus platorynchus
A) Lake Baikal B) Amazon River C) Great Barrier Reef D) Caspian Sea
A) Sushi B) Shellfish C) Seaweed D) Caviar
A) 15 B) 41 C) 33 D) 27
A) Overfishing B) Climate change C) Predation D) Habitat loss
A) Alcohol B) Sugar C) Salt D) Vinegar
A) Due to overfishing for caviar B) Due to pollution in water bodies C) Due to predation by other species D) Due to loss of natural habitat
A) Giant freshwater stingray B) Arapaima C) Mekong giant catfish D) Beluga sturgeon |