The now-extinct megalodon shark may have been larger than first believed, reaching lengths of 80 feet (24.3 meters), ...
A new study provides many new insights into the biology of the prehistoric gigantic shark megalodon (megatooth shark), which lived nearly worldwide 15–3.6 million years ago. Paleobiology professor ...
Conservation & Society, Vol. 10, No. 1 (2012), pp. 63-75 (13 pages) The whale shark, Rhincodon typus, is a long-lived migratory species inhabiting tropical and warm-temperate waters worldwide.