Hellgrammites and Dobsonflies

############################# Video Source: www.youtube.com/watch?v=rcJo--fMv5Y

Anatomy, physiology and ecology of fascinating large aquatic insects. Music by Tim J. Morrison, male adult dobsonfly images by Jim Harmon and Tom Murray, use...

hellgrammite, dobsonfly, devil, worm, corydalus, corydalidae, neuroptera, fishfly, large, mandible, aquatic, insect, scary, huge, bug, wild, bait, georgia, thailand, doi, pukha, texas, Kjempemudderfluer
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