recoding animals
in the loop:                3
in the loop:                3
in the loop:                3
at the end:                 3
               1               0               0  00000757740011               0               0               0
               2               0               0      1975su1du1               0               0               0
               3               2               2  00000779770060      1975su1du1      1975su1du1               1
               4               3               1  64000757790003  00000779770060  00000757740011               2