(TXT) aardvarks.txt
 (TXT) amoeba.txt
 (TXT) bats.txt
 (DIR) bears
 (TXT) bears.txt
 (TXT) beavers.txt
 (DIR) birds
 (TXT) bison.txt
 (TXT) camels.txt
 (TXT) cats.txt
 (TXT) cows.txt
 (TXT) deer.txt
 (TXT) dogs.txt
 (TXT) dolphins.txt
 (TXT) elephants.txt
 (TXT) fish.txt
 (TXT) frogs.txt
 (TXT) gorillas.txt
 (TXT) horses.txt
 (DIR) insects
 (TXT) moose.txt
 (DIR) other
 (TXT) pigs.txt
 (TXT) rabbits.txt
 (DIR) reptiles
 (TXT) rhinoceros.txt
 (DIR) rodents
 (TXT) scorpions.txt
 (TXT) spiders.txt
 (TXT) wolves.txt