Make a cladogram based of this matrix:

 

It should look really similar to this:

 

OG Lamprey A Snake B C Mudpuppy Bear D Monkey / Gorilla E Perch Characters F Shark G Crocodile / Alligator H Pigeon Character # of digits Character 1 occipital condyle Jaws 0 1 1 1 1 1 1 1 1 Observation 0 4 5 Observation 0 1 2 2 Stomach 0 1 1 1 1 1 1 1 1 code 0 1 2 code 0 1 3 Lungs and Derivatives 0 2 1 1 1 1 1 0 1 1 4 Skeletal Tissue 0 1 1 1 Attention: Characters with several derived states ("multistate characters") must be coded with these values: 1 1 0 1 1 Character # of sacral vertebrae Character 5 Max. # digits on hind limb Nitrogenous waste 0 0 1 2 2 0 0 1 1 Observation 0 2+ Observation Ammonia urea Uric acid 6 Gizzard 0 0 0 0 0 0 0 1 1 code 0 1 2 code 0 1 2 7 Amnion 0 1 0 1 1 0 0 1 1 8 Occipital Condyles 0 1 2 2 2 0 0 1 1 Character # of temporal fenestrae 9 Nitrogenous Wastes 0 2 1 1 1 0 2 2 2 Observation 0 2 10 Adult Neph. system 0 1 1 1 1 0 0 1 1 code 0 1 2 11 Hair or Fur 0 0 0 1 1 0 0 0 0 12 Forelimbs modified for flight 0 0 0 0 0 0 0 0 1 SG A B C D E F G H