You may have already seen what happened when wolves were reintroduced to Yellowstone National Park. But a 20 year study has allowed researchers to dive deeper into the effects of apex predators and better understand their impact on the whole ecosystem. Read the full article: https://www.livescience.com/animals/land-mammals/reintroducing-wolves-to-yellowstone-helped-entire-ecosystem-thrive-20-year-study-finds?utm_term=0D91C092-D416-4EF1-87AF-48F324AD52D3&lrh=19917ed234756cf8a0484e3923cfb5a0866c42a132a64f04b0aca9950bba4647&utm_campaign=368B3745-DDE0-4A69-A2E8-62503D85375D&utm_medium=email&utm_content=513D6FA7-397D-466D-9167-7DEC142BE2BB&utm_source=SmartBrief