Jaws of Time
Sharks have been swimming in earth’s oceans for about 420m years, long before the age of dinosaurs (245m—66m years ago). The hammerhead shark family evolved most recently, with fossils first appearing 50m—35m years ago.
Source: one
Type and press "enter" to search
Sharks have been swimming in earth’s oceans for about 420m years, long before the age of dinosaurs (245m—66m years ago). The hammerhead shark family evolved most recently, with fossils first appearing 50m—35m years ago.
Source: one