The birds are said to have descended from a group of two-legged dinosaurs called theropods.
The closest match to T-rex, the reptiles once shared a common ancestor with archosaurs.
Likewise, sea turtles also appear to be descendants of archosaurs and evolved alongside dinosaurs.
The bird’s giant, claw-like feet alone will make one think their descendants are dinosaurs like velociraptors.
A sole survivor of the reptile group Rhynchocephalia, tuatara are often referred to as a living dinosaur.
Their ancestry goes back millions of years, sharing a few common genetic traits like laying eggs
Ostriches belong to a group of large flightless birds called ratites, evolving backwards into a loss of flight.
They are another species that have evolved into how we know them today; however, they have gotten rid of their legs and several bones.
While sharks are not a direct relative of dinosaurs, they have descended from relatives that swam alongside dinosaurs.
The feathered flyers have descended from the group of meat-eating dinosaurs called theropods.