Fishing worm and Nightwalker

Fishing worm noun - Terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers.

Nightwalker is a synonym for fishing worm. In some cases you can use "Nightwalker" instead a noun phrase "Fishing worm".

Nightwalker noun - Terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers.

Fishing worm is a synonym for nightwalker. You can use "Fishing worm" instead a noun "Nightwalker".