Collage class

I learned that Crayfish are very territorial.

Smalltooth Sawfish

http://www.nmfs.noaa.gov/pr/species/fish/smalltoothsawfish.htm

Tiger fish

https://www.youtube.com/watch?v=Q5rLhbSZxRE

Goonch catfish

http://www.animalplanet.com/tv-shows/river-monsters/videos/catching-goonch-catfish.htm

Electric Eel

https://www.youtube.com/watch?v=a3sviTa8hZw

Blue ring Octopus

https://www.youtube.com/watch?v=7SM0a_KpX-I