🌍📉🐎🦭

#oligocene fauna #mammal evolution #global cooling #paleogene mammals #rise of apes #mesohippus

⏳🦏🦴

#indricotherium #paraceratherium #ancient rhino #prehistoric mammal #oligocene fauna #extinct perissodactyl #fossil rhinoceros

🦴🐻🐶

#hemicyoninae #fossil bear dog #paleontology #extinct ursid #miocene fauna #oligocene fauna #bear dog fossil