7 largest birds in the world and what makes them special
We usually think of birds as small and delicate, but did you know that some of the biggest birds in the world have special ...
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One World, One Sky: Big Bird's Adventure
Join Big Bird and Elmo as they explore the night sky with Hu Hu Zhu ... They also journey to Zhima Jie to learn about the similarities in our view of the sky. One World, One Sky is shown for free at ...
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Ancient ‘terror birds’ were giant apex predators. Suspected new species is among the largest ever known
Analyzing a leg bone from a fossil site in Colombia, scientists have identified a massive “terror bird” that lived about 12 ...