Polkana (Ladishenski) i
1870 female
Crescent’s Arctic Glacier i
1973 male
female
female
female
male
female
female
1983 male
1988 male
1977 female
1980 female
1976 male
1980 female
1979 female
female
1983 male
1982 male
1988 male
1988 male
1976 male
1979 male
1981 female
1978 female
male
female
1983 male
1983 female
1983 female
1983 male
1983 male
female
1987 male
1982 male
1987 male
1985 female
1981 male
1982 male
1982 male
1984 male
1985 male
1984 male
1984 female
1985 female
1976 female
1982 male
1976 male
1979 male
1979 female
1979 male
1982 female
1976 male
male
1979 male