(Scientists in the Field Series) HMH Books for Young Readers, ISBN 978-0544352995 At sunrise, as his riverboat floated up the Rio Negro, flocks of shrieking macaws streaked the sky red and gold. Otherwise, “my full field of vision,” Scott Dowd remembers, “was filled with jungle.” Best of all for the “fish nerd” from Weymouth, Ma., … Continue reading Amazon Adventure: How Tiny Fish Are Saving the World’s Largest Rainforest