 
 <prompt> Wetin be di name wey both land masses share? Based on di previous question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: South America and North America join together through the Isthmus of Panama during Pliocene, wey cause South America unique animals wey dey pouch to nearly disappear. The formation of the Isthmus affect global temperatures as warm ocean currents stop flow and Atlantic begin to cool, with cold Arctic and Antarctic waters make Atlantic Ocean cold. Africa and Europe collide make Mediterranean Sea form, wey cut off Tethys Ocean. Sea level change show land-bridge between Alaska and Asia. Towards the end of Pliocene, about 2.58 million years ago (start of Quaternary Period), ice age start. Polar regions don dey experience ice and thaw cycle wey dey repeat every 40,000–100,000 years. 