Read and choose the correct answer.

 Read and choose the correct answer. Lee y escoge la respuesta correcta

Bolivia’s parliament declared that the pink river dolphin or “Bolivian bufeo” constitutes part of the country’s natural heritage.

Dolphins are marine mammals closely related to whales and porpoises. Dolphins are capable of making a broad range of sounds using nasal airsacs located just below the blowhole. Individual dolphins communicate using a variety of clicks, whistle-like sounds and other vocalizations.

1. The dolphin is a fish.

a. True b. False

2. Dolphins communicate using only clicks.

a. True b. False