The 10 biggest birds in the world (by maximum weight) – BBC Wildlife Magazine The group contains the ostriches, rheas, cassowaries and emus that all feature on this list, but also the now extinct elephant birds and moa. What was … Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: BirdNews January 24, 2023 by Pumilo Bird News 0