approximately 86 to 84 million years ago

streamlined body

meaning they lived at the bottom of the sea

with 80 serrated teeth that allowed it to tear the flesh of its prey

Height 34mm

Hippotragus leucophaeus Rhodocetus approximately 86 to 84 millionHippotragus leucophaeus is an extinct species of artiodactyl mammal of the family Bovidae, commonly known as Bluebuck, was a species of antelope native to the coastal plains of South Africa. Unfortunately, due to extensive hunting and habitat loss, the Bluebuck faced a rapid decline in its population during the 18th century and finally became officially extinct in the wild in the early 19th century. This extinction serves as a historical example of