which look more like hairs or bristles than modern feathers

lives on in the fossil records

approximately 86 to 84 million years ago

Snout-tail length 117 mm

Hippotragus leucophaeus Rhodocetus which look more like hairsHippotragus 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