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The Atlantic herring (Clupea harengus) is one of the most abundant species of fish.

Atlantic Herring

The Atlantic herring (Clupea harengus) is one of the most abundant species of fish.

"Hirundo rustica, the Swallow, is metallic black, with a variable amount of chestnut or rufous on the head, rump, or lower surface; the last of these regions exhibiting much white or having a black pectoral band, while streaky markings are not uncommon." A. H. Evans

Swallow

"Hirundo rustica, the Swallow, is metallic black, with a variable amount of chestnut or rufous on the…