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