How to Use sea slug in a Sentence

sea slug

noun
  • In this case, the sea slug’s head is the unit from which the rest grows.
    — Mike Wehner, BGR, 8 Mar. 2021
  • But what the sacoglossan sea slug does next puts it in a class of its own.
    — Matt Simon, Wired, 8 Mar. 2021
  • And the sea slugs debate the best pronouns to use.
    — Patricia Marx, New Yorker, 27 Mar. 2025
  • Their top predators are nudibranchs sea slugs.
    — Ashley MacKin Solomon, San Diego Union-Tribune, 15 Oct. 2025
  • This is wrong; Aplysia is a sea hare, a group within the sea slugs.
    — John Timmer, Ars Technica, 16 May 2018
  • Elysia, the sea slug, being flat and green, looks like a living leaf.
    — Ed Yong, Discover Magazine, 18 Sep. 2012
  • The sea slug’s body is made up of a large gelatinous hood and paddle-like tail.
    — Stephen Sorace, Fox News, 13 Nov. 2024
  • These rules were based on the brain circuits which allowed a sea slug to forage.
    — Gairika Mitra, Interesting Engineering, 26 June 2024
  • In addition to sea slugs, other snails have been known to graze on bryozoan.
    — Ashley MacKin Solomon, San Diego Union-Tribune, 15 Oct. 2025
  • The otters eat the crabs that feed on the sea slugs that consume the algae that kill the eelgrass.
    — Peter Fimrite, San Francisco Chronicle, 21 Apr. 2018
  • On a beach vacation, a venomous sea slug probably isn’t high on your must-see list.
    — Megan Marples, CNN, 8 Apr. 2022
  • Researchers have discovered a new species of glowing sea slug deep in the ocean’s midnight zone.
    — Stephen Sorace, Fox News, 13 Nov. 2024
  • Doris verrucosa, or the warty dorid sea slug, may hold the key to some of this development.
    — Irene Wright, Miami Herald, 22 Aug. 2025
  • The new species of sea slug was found off the southern coast of Iran in the Persian Gulf.
    — Irene Wright, Miami Herald, 24 July 2024
  • But rainbow nudibranchs, a small colorful species of sea slug, lie in wait, looking for a nighttime meal.
    — Nick Rahaim, SFChronicle.com, 18 June 2019
  • The pair of sea slugs then swims through the water side-by-side in a flowing mating ritual that resembles a dance.
    — National Geographic, 7 Sep. 2017
  • Glaucus Atlanticus is a feathery-like species of sea slug, and is also known as the blue angel.
    — Mike Masterson, Arkansas Online, 5 Sep. 2020
  • And Angela is still a beast, moving on to the final round, after trying to swallow the sea slugs whole.
    — Rasputin Todd, Cincinnati.com, 18 Apr. 2018
  • Sea otters returning to seagrass beds in estuaries feed on crabs that in turn eat sea slugs that eat algae.
    — Bruce Henderson, charlotteobserver, 8 May 2018
  • The Cal Academy team focuses on a sea slug genus called Hypselodoris.
    — Alison MacKey, Discover Magazine, 5 Nov. 2018
  • See the head and the body of a sea slug move spontaneously, 3 days after separation.
    — Doyle Rice, USA TODAY, 10 Mar. 2021
  • The otters prey on crabs, which in turn feed on grazing invertebrates such as sea slugs that clean algae from seagrasses.
    — Michael Heithaus, Discover Magazine, 5 Aug. 2024
  • She is fascinated by a tiny creature known as a nudibranch, more popularly called sea slugs.
    — Ernie Cowan, San Diego Union-Tribune, 23 Nov. 2025
  • And why does the embryo of a marine organism like a sea slug develop differently from that of a sea urchin?
    — David L. Coddon, San Diego Union-Tribune, 7 July 2022
  • Gosliner is known for a number of discoveries regarding sea slugs.
    — Ashley Strickland, CNN, 7 Dec. 2019
  • During the nighttime low-tide surveys, researchers scoured the various pools and found a brightly colored sea slug, the study said.
    — Aspen Pflughoeft, Miami Herald, 27 Oct. 2025
  • The divers found a swath of ocean populated by weird and wild creatures, from delicate corals and shimmering worms to spiky sea slugs and hairy crabs.
    — Laura Paddison, CNN Money, 19 Dec. 2025
  • The cells are transported through the body to the sea slug’s appendages, where they are stored in sacs until they are fired off as a defense if the slug is under attack.
    — Brian Handwerk, Smithsonian Magazine, 12 June 2024
  • The sea slug, Kukushkin said, can complicate neuroscience’s behavioral bias.
    — Claire L. Evans, Quanta Magazine, 30 July 2025
  • The persistence of sea slugs To begin with, much of the coverage has claimed that memories were transferred between two snails.
    — John Timmer, Ars Technica, 16 May 2018

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'sea slug.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Last Updated: