Scientists do an investigation on sharks as they believe they can cure deadly diseases.
1990-03-20
2017-04-01
1988-06-15
1984-09-07
1986-10-02
1954-05-21
1977-10-21
2005-02-01
2000-04-04
1965-03-04
1965-04-17
1992-11-06
1969-03-13
1962-10-11
2005-03-29
1970-03-28
1983-09-02
1974-05-22
1967-05-03
2017-06-27
