Divers capture incredible pictures of fish shoals so dense they block out the sun

We're used to seeing them tightly packed in tins on our supermarket shelves, but even in nature it seems that sardines stick close together.

The Daily Mail has published amazing pictures which show shoals of the fish packed so densely off the coast of the Philippines that they block out the light of the tropical sun.

Read more, and see the amazing pictures HERE:

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