A new species of armored, wood-eating catfish (pictured underwater) found in the Amazon rain forest feeds on a fallen tree in the Santa Ana River in Peru in 2006.
Other so-called suckermouth armored catfish species use their unique teeth to scrape organic material from the surfaces of submerged wood. But the new, as yet unnamed, species is among the dozen or so catfish species known to actually ingest wood, National Geographic News reported in September.
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