Tapeworms are flatwormsparasitic in the digestive tract of vertebrates. They consist of a round head, called "scolex", which has hooks, and a tape-shaped tail divided into segments, each of which has reproductive[?] organs.
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... is the Pico da Neblina[?] at 3,014 m. Major rivers include the Amazon, the largest river in the world by volume, the Parana[?] with its impressive Iguaçu[?] falls, the Rio ...