Found these on the national geographic website, thought you might like a look!
Anaconda eats a capybara
http://link.brightcove.com/services/link/bcpid263790609/bclid270944344/bctid269000490
King snake meets it's match from a bird!
http://link.brightcove.com/services/link/bcpid263790609/bclid270944344/bctid269000678
Cobra vs Rat Snake
http://link.brightcove.com/services/link/bcpid263790609/bclid270944344/bctid269000546
Anaconda Breeding Ball
http://link.brightcove.com/services/link/bcpid263790608/bclid269000817/bctid269000489
Anaconda eats a capybara
http://link.brightcove.com/services/link/bcpid263790609/bclid270944344/bctid269000490
King snake meets it's match from a bird!
http://link.brightcove.com/services/link/bcpid263790609/bclid270944344/bctid269000678
Cobra vs Rat Snake
http://link.brightcove.com/services/link/bcpid263790609/bclid270944344/bctid269000546
Anaconda Breeding Ball
http://link.brightcove.com/services/link/bcpid263790608/bclid269000817/bctid269000489