در خطر انقراض ترین ببرهای جهان که در یونان در باغ وحش به دنیا آمده اند یک شبکه ایمنی می سازند

World's most endangered tigers born in Greece as zoos build a safety net

The world's most endangered tigers have started a family in Greece, offering hope for a predator rapidly vanishing from the wild.