Why is such a tunnel needed?

funny@lemmus.org to Ask Lemmy@lemmy.world – 704 points –

I found such a photo on the Internet and became interested in what function such a structure could perform.

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Will there be compacted earth on top of the tunnel so animals can walk?

Yep, they call them land bridges. More of a hill than a mountain, but the meme is right!

This is cool. This is the first time I have heard about such projects.