Megafaunal extinctions are recurring events that cause evolutionary ripples. as cascades of secondary extinctions and shifting selective pressures reshape ecosystems. Megafaunal browsers and grazers are major ecosystem engineers. they: keep woody vegetation suppressed; are nitrogen cyclers; and serve as seed dispersers. https://www.nacrack.com/quick-save-TRAILMASTER-CHALLENGER-200X-UTV-2-SEATER-super-grab/