Birds and Reptiles Cry Tears Like Humans
Could this research improve eye treatments?
The article "Birds and Reptiles Cry Tears Like Humans" from BBC's Science Focus explains how the tears of birds and reptiles contain similar chemical compositions to human tears. Scientists hope this research will lead to improved treatments for eye conditions and offer new insights into evolutionary biology.
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BBC's Science Focus is packed with news, discoveries, ideas and innovations to keep you up-to-speed with the complexities of the fast-moving world around us. Learn more about subscriptions here.
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