IS IT A BIRD? A PLANE? NO, IT'S DEEP SEA CREATURES - FLYING THROUGH THE SEA. Unusual species from the darkest corners of the ocean look like they can fly as they glow in the dark. These spectacular creatures - including squid, octopus and flying fish - light up the blackness of the sea around them off the coast of Palm Beach in Florida, USA.

Photographer Steven Kovacs said: "Blackwater photography is difficult and takes some getting used to. Basically we go out at night into...
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